208050590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1567}}^1$

素因数の和:1673

約数の個数: 64

約数和(自身を含む): 438939648

約数和(自身を除く): 230889058

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 71, 85, 110, 142, 170, 187, 355, 374, 710, 781, 935, 1207, 1562, 1567, 1870, 2414, 3134, 3905, 6035, 7810, 7835, 12070, 13277, 15670, 17237, 26554, 26639, 34474, 53278, 66385, 86185, 111257, 132770, 133195, 172370, 222514, 266390, 293029, 556285, 586058, 1112570, 1223827, 1465145, 1891369, 2447654, 2930290, 3782738, 6119135, 9456845, 12238270, 18913690, 20805059, 41610118, 104025295, 208050590]

約数ペア:

[(1, 208050590), (2, 104025295), (5, 41610118), (10, 20805059), (11, 18913690), (17, 12238270), (22, 9456845), (34, 6119135), (55, 3782738), (71, 2930290), (85, 2447654), (110, 1891369), (142, 1465145), (170, 1223827), (187, 1112570), (355, 586058), (374, 556285), (710, 293029), (781, 266390), (935, 222514), (1207, 172370), (1562, 133195), (1567, 132770), (1870, 111257), (2414, 86185), (3134, 66385), (3905, 53278), (6035, 34474), (7810, 26639), (7835, 26554), (12070, 17237), (13277, 15670)]