## https://yukicoder.me/problems/no/1200

import math

def solve(X, Y):
    z = X + Y
    sqrt_z = int(math.sqrt(z))

    divisors = []
    for r in range(1, sqrt_z +1):
        if z % r == 0:
            q = z // r
            divisors.append(r)
            if q != r:
                divisors.append(q)
    
    answer = 0
    for d in divisors:
        a = d - 1
        z0 = z // d
        if a > 0:
            if a == 1:
                if X == z0 and Y == z0:
                    answer += z0 - 1
            else:
                if (X - z0) > 0 and (X - z0) % (a - 1) == 0:
                    b = (X - z0) // (a - 1)
                    if b > 0:
                        c = z0 - b
                        if c > 0:
                            print(a, b, c)
                            answer += 1
    
    return answer


def main():
    S = int(input())
    answers = []
    for _ in range(S):
        X, Y = map(int, input().split())
        ans = solve(X, Y)
        answers.append(ans)
    
    for ans in answers:
        print(ans)




if __name__ == "__main__":
    main()