71148340

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{13127}}^1$

素因数の和:13407

約数の個数: 24

約数和(自身を含む): 149974272

約数和(自身を除く): 78825932

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 13127, 26254, 52508, 65635, 131270, 262540, 3557417, 7114834, 14229668, 17787085, 35574170, 71148340]

約数ペア:

[(1, 71148340), (2, 35574170), (4, 17787085), (5, 14229668), (10, 7114834), (20, 3557417), (271, 262540), (542, 131270), (1084, 65635), (1355, 52508), (2710, 26254), (5420, 13127)]