import java.util.Scanner;

/**
 * Created by Admin on 2017/3/26.
 */
public class test02 {
    public static int MinCommon(int a, int b) {

        int c, m = a * b;
        if(a<b){
           int t=a;
           a=b;
           b=t;
        }
        if (a % b == 0) return a;
        else {
            while (b != 0) {
                c = a % b;
                a = b;
                b = c;
            }
            return m/a;
        }
    }

    public static void main(String[] args) {
        int a=1,b=1;
        Scanner scanner=new Scanner(System.in);
        while (a!=0||b!=0){
            a=scanner.nextInt();
            b=scanner.nextInt();
            int result=MinCommon(a,b);
            System.out.println(result);
            System.out.println((a*b/result));
        }
    }
}