#include<stdio.h>

void lg(int n1,int n2,int *gcd,int *lcm){
    for(int i=1;i<=n1&&i<=n2;i++){
        if(n1%i==0 && n2%i==0){
            gcd=i;
        }
    }
  
  *lcm=(n1*n2)  / *gcd;
}
int main(){
    int lcm,gcd,num1,num2;
    scanf("%d%d",&num1,&num2);
    if(num1<=0 || num2<=0){
        printf("Invalid input");
        return 0;
    }
    lg(num1,num2,&gcd,&lcm);
    printf("%d %d",gcd,lcm);
    return 0;
    
}