#include <stdio.h>
#include <stdlib.h>

unsigned f1(int a, int b) {
    if (b == 0)
        return a;
    return f1(b, a % b);
}


int main() {
    int a, b;
    FILE *f;
    f = fopen("in.txt", "r");
    fscanf(f, "%d%d", &a, &b);
    fclose(f);
    f = fopen("out.txt", "w");
    fprintf(f, "%u %u", f1(a, b), a*b / f1(a, b));
    fclose(f);
    return 0;
}