51405420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1191

約数の個数: 96

約数和(自身を含む): 159376896

約数和(自身を除く): 107971476

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 110, 132, 142, 165, 213, 220, 284, 330, 355, 426, 660, 710, 781, 852, 1065, 1097, 1420, 1562, 2130, 2194, 2343, 3124, 3291, 3905, 4260, 4388, 4686, 5485, 6582, 7810, 9372, 10970, 11715, 12067, 13164, 15620, 16455, 21940, 23430, 24134, 32910, 36201, 46860, 48268, 60335, 65820, 72402, 77887, 120670, 144804, 155774, 181005, 233661, 241340, 311548, 362010, 389435, 467322, 724020, 778870, 856757, 934644, 1168305, 1557740, 1713514, 2336610, 2570271, 3427028, 4283785, 4673220, 5140542, 8567570, 10281084, 12851355, 17135140, 25702710, 51405420]

約数ペア:

[(1, 51405420), (2, 25702710), (3, 17135140), (4, 12851355), (5, 10281084), (6, 8567570), (10, 5140542), (11, 4673220), (12, 4283785), (15, 3427028), (20, 2570271), (22, 2336610), (30, 1713514), (33, 1557740), (44, 1168305), (55, 934644), (60, 856757), (66, 778870), (71, 724020), (110, 467322), (132, 389435), (142, 362010), (165, 311548), (213, 241340), (220, 233661), (284, 181005), (330, 155774), (355, 144804), (426, 120670), (660, 77887), (710, 72402), (781, 65820), (852, 60335), (1065, 48268), (1097, 46860), (1420, 36201), (1562, 32910), (2130, 24134), (2194, 23430), (2343, 21940), (3124, 16455), (3291, 15620), (3905, 13164), (4260, 12067), (4388, 11715), (4686, 10970), (5485, 9372), (6582, 7810)]