81290296

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{3527}}^1$

素因数の和:3643

約数の個数: 32

約数和(自身を含む): 158336640

約数和(自身を除く): 77046344

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 344, 536, 2881, 3527, 5762, 7054, 11524, 14108, 23048, 28216, 151661, 236309, 303322, 472618, 606644, 945236, 1213288, 1890472, 10161287, 20322574, 40645148, 81290296]

約数ペア:

[(1, 81290296), (2, 40645148), (4, 20322574), (8, 10161287), (43, 1890472), (67, 1213288), (86, 945236), (134, 606644), (172, 472618), (268, 303322), (344, 236309), (536, 151661), (2881, 28216), (3527, 23048), (5762, 14108), (7054, 11524)]