200765680

素因数分解:

$2^4\times 5^1\times {\mathrm{2509571}}^1$

素因数の和:2509584

約数の個数: 20

約数和(自身を含む): 466780392

約数和(自身を除く): 266014712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2509571, 5019142, 10038284, 12547855, 20076568, 25095710, 40153136, 50191420, 100382840, 200765680]

約数ペア:

[(1, 200765680), (2, 100382840), (4, 50191420), (5, 40153136), (8, 25095710), (10, 20076568), (16, 12547855), (20, 10038284), (40, 5019142), (80, 2509571)]