87225857540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1777}}^1\times {\mathrm{1931}}^1$

素因数の和:3789

約数の個数: 96

約数和(自身を含む): 193904299008

約数和(自身を除く): 106678441468

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 1777, 1931, 2542, 3554, 3862, 5084, 6355, 7108, 7724, 8885, 9655, 12710, 17770, 19310, 25420, 35540, 38620, 55087, 59861, 72857, 79171, 110174, 119722, 145714, 158342, 220348, 239444, 275435, 291428, 299305, 316684, 364285, 395855, 550870, 598610, 728570, 791710, 1101740, 1197220, 1457140, 1583420, 2258567, 2454301, 3431387, 4517134, 4908602, 6862774, 9034268, 9817204, 11292835, 12271505, 13725548, 17156935, 22585670, 24543010, 34313870, 45171340, 49086020, 68627740, 106372997, 140686867, 212745994, 281373734, 425491988, 531864985, 562747468, 703434335, 1063729970, 1406868670, 2127459940, 2813737340, 4361292877, 8722585754, 17445171508, 21806464385, 43612928770, 87225857540]

約数ペア:

[(1, 87225857540), (2, 43612928770), (4, 21806464385), (5, 17445171508), (10, 8722585754), (20, 4361292877), (31, 2813737340), (41, 2127459940), (62, 1406868670), (82, 1063729970), (124, 703434335), (155, 562747468), (164, 531864985), (205, 425491988), (310, 281373734), (410, 212745994), (620, 140686867), (820, 106372997), (1271, 68627740), (1777, 49086020), (1931, 45171340), (2542, 34313870), (3554, 24543010), (3862, 22585670), (5084, 17156935), (6355, 13725548), (7108, 12271505), (7724, 11292835), (8885, 9817204), (9655, 9034268), (12710, 6862774), (17770, 4908602), (19310, 4517134), (25420, 3431387), (35540, 2454301), (38620, 2258567), (55087, 1583420), (59861, 1457140), (72857, 1197220), (79171, 1101740), (110174, 791710), (119722, 728570), (145714, 598610), (158342, 550870), (220348, 395855), (239444, 364285), (275435, 316684), (291428, 299305)]