68825080

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 160123680

約数和(自身を除く): 91298600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 67, 122, 134, 244, 268, 305, 335, 421, 488, 536, 610, 670, 842, 1220, 1340, 1684, 2105, 2440, 2680, 3368, 4087, 4210, 8174, 8420, 16348, 16840, 20435, 25681, 28207, 32696, 40870, 51362, 56414, 81740, 102724, 112828, 128405, 141035, 163480, 205448, 225656, 256810, 282070, 513620, 564140, 1027240, 1128280, 1720627, 3441254, 6882508, 8603135, 13765016, 17206270, 34412540, 68825080]

約数ペア:

[(1, 68825080), (2, 34412540), (4, 17206270), (5, 13765016), (8, 8603135), (10, 6882508), (20, 3441254), (40, 1720627), (61, 1128280), (67, 1027240), (122, 564140), (134, 513620), (244, 282070), (268, 256810), (305, 225656), (335, 205448), (421, 163480), (488, 141035), (536, 128405), (610, 112828), (670, 102724), (842, 81740), (1220, 56414), (1340, 51362), (1684, 40870), (2105, 32696), (2440, 28207), (2680, 25681), (3368, 20435), (4087, 16840), (4210, 16348), (8174, 8420)]