#include<bits/stdc++.h>
using namespace std;
int a,b;
int gcd(int a,int b)
{
    int r=a%b;
    while(r)
    {
        a=b;
        b=r;
        r=a%b;
    }
    return b;
}
int lcm(int a,int b)
{
    return a/gcd(a,b)*b;
}
int main()
{
    cin>>a>>b;
    cout<<gcd(a,b)<<' '<<lcm(a,b);
    return 0;
}