#include<bits/stdc++.h>
using namespace std;
#define rep(i,s,e) for(int i=s;i<e;i++)
#define per(i,s,e) for(int i=s;i>e;i--)
#define gcd(x,y) __gcd(x,y)
#define lcm(x,y) x*y/__gcd(x,y)

int main(){
    int n,x,y;
    cin>>x>>y;
    cout<<gcd(x,y)<<' '<<lcm(x,y);    
    return 0;
}