3919418680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{81181}}^1$

素因数の和:81280

約数の個数: 64

約数和(自身を含む): 9469068480

約数和(自身を除く): 5549649800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 2414, 2840, 4828, 6035, 9656, 12070, 24140, 48280, 81181, 162362, 324724, 405905, 649448, 811810, 1380077, 1623620, 2760154, 3247240, 5520308, 5763851, 6900385, 11040616, 11527702, 13800770, 23055404, 27601540, 28819255, 46110808, 55203080, 57638510, 97985467, 115277020, 195970934, 230554040, 391941868, 489927335, 783883736, 979854670, 1959709340, 3919418680]

約数ペア:

[(1, 3919418680), (2, 1959709340), (4, 979854670), (5, 783883736), (8, 489927335), (10, 391941868), (17, 230554040), (20, 195970934), (34, 115277020), (40, 97985467), (68, 57638510), (71, 55203080), (85, 46110808), (136, 28819255), (142, 27601540), (170, 23055404), (284, 13800770), (340, 11527702), (355, 11040616), (568, 6900385), (680, 5763851), (710, 5520308), (1207, 3247240), (1420, 2760154), (2414, 1623620), (2840, 1380077), (4828, 811810), (6035, 649448), (9656, 405905), (12070, 324724), (24140, 162362), (48280, 81181)]