71323794340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5477}}^1\times {\mathrm{15881}}^1$

素因数の和:21408

約数の個数: 48

約数和(自身を含む): 153470815344

約数和(自身を除く): 82147021004

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 5477, 10954, 15881, 21908, 27385, 31762, 54770, 63524, 79405, 109540, 158810, 224557, 317620, 449114, 651121, 898228, 1122785, 1302242, 2245570, 2604484, 3255605, 4491140, 6511210, 13022420, 86980237, 173960474, 347920948, 434901185, 869802370, 1739604740, 3566189717, 7132379434, 14264758868, 17830948585, 35661897170, 71323794340]

約数ペア:

[(1, 71323794340), (2, 35661897170), (4, 17830948585), (5, 14264758868), (10, 7132379434), (20, 3566189717), (41, 1739604740), (82, 869802370), (164, 434901185), (205, 347920948), (410, 173960474), (820, 86980237), (5477, 13022420), (10954, 6511210), (15881, 4491140), (21908, 3255605), (27385, 2604484), (31762, 2245570), (54770, 1302242), (63524, 1122785), (79405, 898228), (109540, 651121), (158810, 449114), (224557, 317620)]