81589060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13553}}^1$

素因数の和:13612

約数の個数: 48

約数和(自身を含む): 200382336

約数和(自身を除く): 118793276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 13553, 27106, 54212, 67765, 94871, 135530, 189742, 271060, 379484, 474355, 582779, 948710, 1165558, 1897420, 2331116, 2913895, 4079453, 5827790, 8158906, 11655580, 16317812, 20397265, 40794530, 81589060]

約数ペア:

[(1, 81589060), (2, 40794530), (4, 20397265), (5, 16317812), (7, 11655580), (10, 8158906), (14, 5827790), (20, 4079453), (28, 2913895), (35, 2331116), (43, 1897420), (70, 1165558), (86, 948710), (140, 582779), (172, 474355), (215, 379484), (301, 271060), (430, 189742), (602, 135530), (860, 94871), (1204, 67765), (1505, 54212), (3010, 27106), (6020, 13553)]