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NOI.AC

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#207534#3741. 算算数cql1004ms1232kbC++11488b2024-07-29 13:43:452024-07-29 17:01:29

answer

#include <bits/stdc++.h>
#define int long long
using namespace std;

int getFactors(int n) {
	vector<pair<int, int>> primes;
	for (int i = 2, cnt; i <= n / i; i++) {
		for (cnt = 0; n % i == 0; n /= i, cnt++);
		if (cnt) primes.push_back({ i, cnt });
	}
	if (n != 1) primes.push_back({ n, 1 });
	int res = 1;
	for (int i = 0; i < primes.size(); i++)
		res *= primes[i].second + 1;
	return res;
}

signed main() {
	int n; cin >> n;
	cout << getFactors(n);
	return 0;
}

Details

小提示:点击横条可展开更详细的信息

Test #1:

score: 10
Accepted
time: 0ms
memory: 1228kb

input:

37

output:

2

result:

ok 1 number(s): "2"

Test #2:

score: 10
Accepted
time: 1ms
memory: 1228kb

input:

97

output:

2

result:

ok 1 number(s): "2"

Test #3:

score: 10
Accepted
time: 0ms
memory: 1228kb

input:

39

output:

4

result:

ok 1 number(s): "4"

Test #4:

score: 10
Accepted
time: 0ms
memory: 1228kb

input:

53

output:

2

result:

ok 1 number(s): "2"

Test #5:

score: 10
Accepted
time: 0ms
memory: 1228kb

input:

92884

output:

12

result:

ok 1 number(s): "12"

Test #6:

score: 10
Accepted
time: 0ms
memory: 1228kb

input:

95508

output:

36

result:

ok 1 number(s): "36"

Test #7:

score: 10
Accepted
time: 1ms
memory: 1232kb

input:

1516247450

output:

12

result:

ok 1 number(s): "12"

Test #8:

score: 10
Accepted
time: 0ms
memory: 1228kb

input:

5637113009

output:

8

result:

ok 1 number(s): "8"

Test #9:

score: 10
Accepted
time: 2ms
memory: 1232kb

input:

4442961915801

output:

12

result:

ok 1 number(s): "12"

Test #10:

score: 10
Accepted
time: 0ms
memory: 1228kb

input:

14937463156896

output:

72

result:

ok 1 number(s): "72"