888977440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{6379}}^1$

素因数の和:6474

約数の個数: 96

約数和(自身を含む): 2295881280

約数和(自身を除く): 1406903840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 335, 416, 520, 536, 670, 871, 1040, 1072, 1340, 1742, 2080, 2144, 2680, 3484, 4355, 5360, 6379, 6968, 8710, 10720, 12758, 13936, 17420, 25516, 27872, 31895, 34840, 51032, 63790, 69680, 82927, 102064, 127580, 139360, 165854, 204128, 255160, 331708, 414635, 427393, 510320, 663416, 829270, 854786, 1020640, 1326832, 1658540, 1709572, 2136965, 2653664, 3317080, 3419144, 4273930, 5556109, 6634160, 6838288, 8547860, 11112218, 13268320, 13676576, 17095720, 22224436, 27780545, 34191440, 44448872, 55561090, 68382880, 88897744, 111122180, 177795488, 222244360, 444488720, 888977440]

約数ペア:

[(1, 888977440), (2, 444488720), (4, 222244360), (5, 177795488), (8, 111122180), (10, 88897744), (13, 68382880), (16, 55561090), (20, 44448872), (26, 34191440), (32, 27780545), (40, 22224436), (52, 17095720), (65, 13676576), (67, 13268320), (80, 11112218), (104, 8547860), (130, 6838288), (134, 6634160), (160, 5556109), (208, 4273930), (260, 3419144), (268, 3317080), (335, 2653664), (416, 2136965), (520, 1709572), (536, 1658540), (670, 1326832), (871, 1020640), (1040, 854786), (1072, 829270), (1340, 663416), (1742, 510320), (2080, 427393), (2144, 414635), (2680, 331708), (3484, 255160), (4355, 204128), (5360, 165854), (6379, 139360), (6968, 127580), (8710, 102064), (10720, 82927), (12758, 69680), (13936, 63790), (17420, 51032), (25516, 34840), (27872, 31895)]