51425680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37813}}^1$

素因数の和:37843

約数の個数: 40

約数和(自身を含む): 126601272

約数和(自身を除く): 75175592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 37813, 75626, 151252, 189065, 302504, 378130, 605008, 642821, 756260, 1285642, 1512520, 2571284, 3025040, 3214105, 5142568, 6428210, 10285136, 12856420, 25712840, 51425680]

約数ペア:

[(1, 51425680), (2, 25712840), (4, 12856420), (5, 10285136), (8, 6428210), (10, 5142568), (16, 3214105), (17, 3025040), (20, 2571284), (34, 1512520), (40, 1285642), (68, 756260), (80, 642821), (85, 605008), (136, 378130), (170, 302504), (272, 189065), (340, 151252), (680, 75626), (1360, 37813)]