124740590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2445

約数の個数: 48

約数和(自身を含む): 251081856

約数和(自身を除く): 126341266

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 806, 845, 1690, 2015, 2381, 4030, 4762, 5239, 10478, 11905, 23810, 26195, 30953, 52390, 61906, 73811, 147622, 154765, 309530, 369055, 402389, 738110, 804778, 959543, 1919086, 2011945, 4023890, 4797715, 9595430, 12474059, 24948118, 62370295, 124740590]

約数ペア:

[(1, 124740590), (2, 62370295), (5, 24948118), (10, 12474059), (13, 9595430), (26, 4797715), (31, 4023890), (62, 2011945), (65, 1919086), (130, 959543), (155, 804778), (169, 738110), (310, 402389), (338, 369055), (403, 309530), (806, 154765), (845, 147622), (1690, 73811), (2015, 61906), (2381, 52390), (4030, 30953), (4762, 26195), (5239, 23810), (10478, 11905)]