1165266440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{72287}}^1$

素因数の和:72342

約数の個数: 64

約数和(自身を含む): 2914652160

約数和(自身を除く): 1749385720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 72287, 144574, 289148, 361435, 578296, 722870, 939731, 1445740, 1879462, 2240897, 2891480, 3758924, 4481794, 4698655, 7517848, 8963588, 9397310, 11204485, 17927176, 18794620, 22408970, 29131661, 37589240, 44817940, 58263322, 89635880, 116526644, 145658305, 233053288, 291316610, 582633220, 1165266440]

約数ペア:

[(1, 1165266440), (2, 582633220), (4, 291316610), (5, 233053288), (8, 145658305), (10, 116526644), (13, 89635880), (20, 58263322), (26, 44817940), (31, 37589240), (40, 29131661), (52, 22408970), (62, 18794620), (65, 17927176), (104, 11204485), (124, 9397310), (130, 8963588), (155, 7517848), (248, 4698655), (260, 4481794), (310, 3758924), (403, 2891480), (520, 2240897), (620, 1879462), (806, 1445740), (1240, 939731), (1612, 722870), (2015, 578296), (3224, 361435), (4030, 289148), (8060, 144574), (16120, 72287)]