#include<cstdio>
#include<iostream>
#include <algorithm>

using namespace std;

int main() {
	long int  a, b;
	while (cin >> a >> b) {
		/*cout << __gcd(a, b) << " " << a * b / gcd(a, b) << endl;*/

		cout << a * b / (a / __gcd(a, b)*b) << " " << a / __gcd(a, b)*b << endl;
	}

}