928124080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{1087}}^1$

素因数の和:1934

約数の個数: 80

約数和(自身を含む): 2328850944

約数和(自身を除く): 1400726864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 821, 1040, 1087, 1642, 2174, 3284, 4105, 4348, 5435, 6568, 8210, 8696, 10673, 10870, 13136, 14131, 16420, 17392, 21346, 21740, 28262, 32840, 42692, 43480, 53365, 56524, 65680, 70655, 85384, 86960, 106730, 113048, 141310, 170768, 213460, 226096, 282620, 426920, 565240, 853840, 892427, 1130480, 1784854, 3569708, 4462135, 7139416, 8924270, 11601551, 14278832, 17848540, 23203102, 35697080, 46406204, 58007755, 71394160, 92812408, 116015510, 185624816, 232031020, 464062040, 928124080]

約数ペア:

[(1, 928124080), (2, 464062040), (4, 232031020), (5, 185624816), (8, 116015510), (10, 92812408), (13, 71394160), (16, 58007755), (20, 46406204), (26, 35697080), (40, 23203102), (52, 17848540), (65, 14278832), (80, 11601551), (104, 8924270), (130, 7139416), (208, 4462135), (260, 3569708), (520, 1784854), (821, 1130480), (1040, 892427), (1087, 853840), (1642, 565240), (2174, 426920), (3284, 282620), (4105, 226096), (4348, 213460), (5435, 170768), (6568, 141310), (8210, 113048), (8696, 106730), (10673, 86960), (10870, 85384), (13136, 70655), (14131, 65680), (16420, 56524), (17392, 53365), (21346, 43480), (21740, 42692), (28262, 32840)]