179655580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{23827}}^1$

素因数の和:23878

約数の個数: 48

約数和(自身を含む): 420325920

約数和(自身を除く): 240670340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 23827, 47654, 95308, 119135, 238270, 309751, 476540, 619502, 690983, 1239004, 1381966, 1548755, 2763932, 3097510, 3454915, 6195020, 6909830, 8982779, 13819660, 17965558, 35931116, 44913895, 89827790, 179655580]

約数ペア:

[(1, 179655580), (2, 89827790), (4, 44913895), (5, 35931116), (10, 17965558), (13, 13819660), (20, 8982779), (26, 6909830), (29, 6195020), (52, 3454915), (58, 3097510), (65, 2763932), (116, 1548755), (130, 1381966), (145, 1239004), (260, 690983), (290, 619502), (377, 476540), (580, 309751), (754, 238270), (1508, 119135), (1885, 95308), (3770, 47654), (7540, 23827)]