12960047750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{234571}}^1$

素因数の和:234618

約数の個数: 64

約数和(自身を含む): 27664483392

約数和(自身を除く): 14704435642

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 425, 442, 650, 850, 1105, 1625, 2125, 2210, 3250, 4250, 5525, 11050, 27625, 55250, 234571, 469142, 1172855, 2345710, 3049423, 3987707, 5864275, 6098846, 7975414, 11728550, 15247115, 19938535, 29321375, 30494230, 39877070, 51840191, 58642750, 76235575, 99692675, 103680382, 152471150, 199385350, 259200955, 381177875, 498463375, 518401910, 762355750, 996926750, 1296004775, 2592009550, 6480023875, 12960047750]

約数ペア:

[(1, 12960047750), (2, 6480023875), (5, 2592009550), (10, 1296004775), (13, 996926750), (17, 762355750), (25, 518401910), (26, 498463375), (34, 381177875), (50, 259200955), (65, 199385350), (85, 152471150), (125, 103680382), (130, 99692675), (170, 76235575), (221, 58642750), (250, 51840191), (325, 39877070), (425, 30494230), (442, 29321375), (650, 19938535), (850, 15247115), (1105, 11728550), (1625, 7975414), (2125, 6098846), (2210, 5864275), (3250, 3987707), (4250, 3049423), (5525, 2345710), (11050, 1172855), (27625, 469142), (55250, 234571)]