135271880

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{5861}}^1$

素因数の和:6449

約数の個数: 32

約数和(自身を含む): 304941240

約数和(自身を除く): 169669360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 4616, 5770, 5861, 11540, 11722, 23080, 23444, 29305, 46888, 58610, 117220, 234440, 3381797, 6763594, 13527188, 16908985, 27054376, 33817970, 67635940, 135271880]

約数ペア:

[(1, 135271880), (2, 67635940), (4, 33817970), (5, 27054376), (8, 16908985), (10, 13527188), (20, 6763594), (40, 3381797), (577, 234440), (1154, 117220), (2308, 58610), (2885, 46888), (4616, 29305), (5770, 23444), (5861, 23080), (11540, 11722)]