80494960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11057}}^1$

素因数の和:11090

約数の個数: 80

約数和(自身を含む): 230360256

約数和(自身を除く): 149865296

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 11057, 22114, 44228, 55285, 77399, 88456, 110570, 143741, 154798, 176912, 221140, 287482, 309596, 386995, 442280, 574964, 619192, 718705, 773990, 884560, 1006187, 1149928, 1238384, 1437410, 1547980, 2012374, 2299856, 2874820, 3095960, 4024748, 5030935, 5749640, 6191920, 8049496, 10061870, 11499280, 16098992, 20123740, 40247480, 80494960]

約数ペア:

[(1, 80494960), (2, 40247480), (4, 20123740), (5, 16098992), (7, 11499280), (8, 10061870), (10, 8049496), (13, 6191920), (14, 5749640), (16, 5030935), (20, 4024748), (26, 3095960), (28, 2874820), (35, 2299856), (40, 2012374), (52, 1547980), (56, 1437410), (65, 1238384), (70, 1149928), (80, 1006187), (91, 884560), (104, 773990), (112, 718705), (130, 619192), (140, 574964), (182, 442280), (208, 386995), (260, 309596), (280, 287482), (364, 221140), (455, 176912), (520, 154798), (560, 143741), (728, 110570), (910, 88456), (1040, 77399), (1456, 55285), (1820, 44228), (3640, 22114), (7280, 11057)]