#include <algorithm>
#include <iostream>
#include <stdio.h>
#include <vector>
#include <map>
#include <stack>
#include <queue>
#include <deque>
#include <string>
#include <cmath>
using namespace std;
int gcd(int a, int b) {
int tmp;
while (b != 0) {
tmp = a % b;
a = b;
b = tmp;
}
return a;
}
int lcm(int a, int b) {
return a * b / gcd(a, b);
}
int main() {
//freopen("input.txt", "rt", stdin);
int a, b;
scanf("%d %d", &a, &b);
printf("%d\n%d", gcd(a, b), lcm(a, b));
return 0;
}