26508640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3853}}^1$

素因数の和:3911

約数の個数: 48

約数和(自身を含む): 64099728

約数和(自身を除く): 37591088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 3853, 6880, 7706, 15412, 19265, 30824, 38530, 61648, 77060, 123296, 154120, 165679, 308240, 331358, 616480, 662716, 828395, 1325432, 1656790, 2650864, 3313580, 5301728, 6627160, 13254320, 26508640]

約数ペア:

[(1, 26508640), (2, 13254320), (4, 6627160), (5, 5301728), (8, 3313580), (10, 2650864), (16, 1656790), (20, 1325432), (32, 828395), (40, 662716), (43, 616480), (80, 331358), (86, 308240), (160, 165679), (172, 154120), (215, 123296), (344, 77060), (430, 61648), (688, 38530), (860, 30824), (1376, 19265), (1720, 15412), (3440, 7706), (3853, 6880)]