#include<iostream>

using namespace std;

int gcd(int a,int b){
  if(b == 0){
    return a;
  }
  return gcd(b,a%b);
}

int main(){
  int a,b;
  cin>>a>>b;

  int ans1 = gcd(a,b);
  cout<<ans1<<" "<<a/ans1*b<<endl;
  return 0;
}