42435640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1033}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 104227200

約数和(自身を除く): 61791560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1033, 1580, 2054, 2066, 3160, 4108, 4132, 5135, 5165, 8216, 8264, 10270, 10330, 13429, 20540, 20660, 26858, 41080, 41320, 53716, 67145, 81607, 107432, 134290, 163214, 268580, 326428, 408035, 537160, 652856, 816070, 1060891, 1632140, 2121782, 3264280, 4243564, 5304455, 8487128, 10608910, 21217820, 42435640]

約数ペア:

[(1, 42435640), (2, 21217820), (4, 10608910), (5, 8487128), (8, 5304455), (10, 4243564), (13, 3264280), (20, 2121782), (26, 1632140), (40, 1060891), (52, 816070), (65, 652856), (79, 537160), (104, 408035), (130, 326428), (158, 268580), (260, 163214), (316, 134290), (395, 107432), (520, 81607), (632, 67145), (790, 53716), (1027, 41320), (1033, 41080), (1580, 26858), (2054, 20660), (2066, 20540), (3160, 13429), (4108, 10330), (4132, 10270), (5135, 8264), (5165, 8216)]