423156768400

素因数分解:

$2^4\times 5^2\times {\mathrm{1057891921}}^1$

素因数の和:1057891939

約数の個数: 30

約数和(自身を含む): 1016634137042

約数和(自身を除く): 593477368642

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1057891921, 2115783842, 4231567684, 5289459605, 8463135368, 10578919210, 16926270736, 21157838420, 26447298025, 42315676840, 52894596050, 84631353680, 105789192100, 211578384200, 423156768400]

約数ペア:

[(1, 423156768400), (2, 211578384200), (4, 105789192100), (5, 84631353680), (8, 52894596050), (10, 42315676840), (16, 26447298025), (20, 21157838420), (25, 16926270736), (40, 10578919210), (50, 8463135368), (80, 5289459605), (100, 4231567684), (200, 2115783842), (400, 1057891921)]