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- #include <iostream>
- #include <set>
- #include <vector>
- #include <algorithm>
- using namespace std;
- long long count(long long n) {
- long long k = 0;
- for (long long i = 1; i * i <= n; i++) {
- if (n % i == 0) {
- k += 2;
- if (n / i == i) k--;
- }
- }
- return k;
- }
- bool isprime(long long n) {
- for (long long i = 2; i * i <= n; i++) {
- if (n % i == 0) {
- return 0;
- }
- }
- return 1;
- }
- int main() {
- vector<long long> primes;
- long long n;
- cin >> n;
- long long t = 1;
- bool f = 1;
- for (long long i = 2; f ; i++) {
- if (isprime(i)) {
- t *= i;
- primes.push_back(i);
- for (int j = 0; j < primes.size(); j++) {
- if (t * primes[j] > n) {
- f = 0;
- break;
- }
- }
- }
- cout << i << endl;
- }
- while (t * 2 <= n) {
- t *= 2;
- }
- cout << count(t) << ' ' << t;
- return 0;
- }
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