67891336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 139968000

約数和(自身を除く): 72076664

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 79, 89, 136, 142, 158, 178, 284, 316, 356, 568, 632, 712, 1207, 1343, 1513, 2414, 2686, 3026, 4828, 5372, 5609, 6052, 6319, 7031, 9656, 10744, 11218, 12104, 12638, 14062, 22436, 25276, 28124, 44872, 50552, 56248, 95353, 107423, 119527, 190706, 214846, 239054, 381412, 429692, 478108, 499201, 762824, 859384, 956216, 998402, 1996804, 3993608, 8486417, 16972834, 33945668, 67891336]

約数ペア:

[(1, 67891336), (2, 33945668), (4, 16972834), (8, 8486417), (17, 3993608), (34, 1996804), (68, 998402), (71, 956216), (79, 859384), (89, 762824), (136, 499201), (142, 478108), (158, 429692), (178, 381412), (284, 239054), (316, 214846), (356, 190706), (568, 119527), (632, 107423), (712, 95353), (1207, 56248), (1343, 50552), (1513, 44872), (2414, 28124), (2686, 25276), (3026, 22436), (4828, 14062), (5372, 12638), (5609, 12104), (6052, 11218), (6319, 10744), (7031, 9656)]