#include<bits/stdc++.h>
using namespace std;
int a,b;
int gcd(int a,int b)
{
    if(a%b==0)
        return b;
    else
        return gcd( b, a%b);

}

int main()
{
    cin>>a>>b;
    printf("%d\n%d",gcd(a,b),a*b/gcd(a,b));
    return 0;

}