13345700

素因数分解:

$2^2\times 5^2\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:752

約数の個数: 36

約数和(自身を含む): 29120532

約数和(自身を除く): 15774832

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 317, 421, 634, 842, 1268, 1585, 1684, 2105, 3170, 4210, 6340, 7925, 8420, 10525, 15850, 21050, 31700, 42100, 133457, 266914, 533828, 667285, 1334570, 2669140, 3336425, 6672850, 13345700]

約数ペア:

[(1, 13345700), (2, 6672850), (4, 3336425), (5, 2669140), (10, 1334570), (20, 667285), (25, 533828), (50, 266914), (100, 133457), (317, 42100), (421, 31700), (634, 21050), (842, 15850), (1268, 10525), (1585, 8420), (1684, 7925), (2105, 6340), (3170, 4210)]