53358760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 150232320

約数和(自身を除く): 96873560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 107, 130, 137, 140, 182, 214, 260, 274, 280, 364, 428, 455, 520, 535, 548, 685, 728, 749, 856, 910, 959, 1070, 1096, 1370, 1391, 1498, 1781, 1820, 1918, 2140, 2740, 2782, 2996, 3562, 3640, 3745, 3836, 4280, 4795, 5480, 5564, 5992, 6955, 7124, 7490, 7672, 8905, 9590, 9737, 11128, 12467, 13910, 14248, 14659, 14980, 17810, 19180, 19474, 24934, 27820, 29318, 29960, 35620, 38360, 38948, 48685, 49868, 55640, 58636, 62335, 71240, 73295, 77896, 97370, 99736, 102613, 117272, 124670, 146590, 190567, 194740, 205226, 249340, 293180, 381134, 389480, 410452, 498680, 513065, 586360, 762268, 820904, 952835, 1026130, 1333969, 1524536, 1905670, 2052260, 2667938, 3811340, 4104520, 5335876, 6669845, 7622680, 10671752, 13339690, 26679380, 53358760]

約数ペア:

[(1, 53358760), (2, 26679380), (4, 13339690), (5, 10671752), (7, 7622680), (8, 6669845), (10, 5335876), (13, 4104520), (14, 3811340), (20, 2667938), (26, 2052260), (28, 1905670), (35, 1524536), (40, 1333969), (52, 1026130), (56, 952835), (65, 820904), (70, 762268), (91, 586360), (104, 513065), (107, 498680), (130, 410452), (137, 389480), (140, 381134), (182, 293180), (214, 249340), (260, 205226), (274, 194740), (280, 190567), (364, 146590), (428, 124670), (455, 117272), (520, 102613), (535, 99736), (548, 97370), (685, 77896), (728, 73295), (749, 71240), (856, 62335), (910, 58636), (959, 55640), (1070, 49868), (1096, 48685), (1370, 38948), (1391, 38360), (1498, 35620), (1781, 29960), (1820, 29318), (1918, 27820), (2140, 24934), (2740, 19474), (2782, 19180), (2996, 17810), (3562, 14980), (3640, 14659), (3745, 14248), (3836, 13910), (4280, 12467), (4795, 11128), (5480, 9737), (5564, 9590), (5992, 8905), (6955, 7672), (7124, 7490)]