import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        while(sc.hasNext()) {
            long a = Long.parseLong(sc.next());
            long b = Long.parseLong(sc.next());
            long g = gcd(a, b);

            System.out.println(g + " " + (a / g * b));
        }
    }

    private static long gcd(long a, long b) {
        if (a < b) {
            a ^= b;
            b ^= a;
            a ^= b;
        }
        
        while (b != 0) {
            long r = a % b;
            a = b;
            b = r;
        }
        
        return a;
    }
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz