import math

def calculate_gcd_1cm(x, y):
    if x <= 0 or y <= 0:
        return "Invalid input"
    gcd = math.gcd(x, y)
    lcm = abs(x*y) 
    return f"{gcd} {1cm}"
def main():
    try:
        x = int(input(.strip)))
        y = int(input().strip())
        print(calculate_gcd_1cm(x,y))
    except Excepion as e:
        print("Invalid input")
 if __name__=="__main__":
     main()