85403710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{3923}}^1$

素因数の和:4248

約数の個数: 32

約数和(自身を含む): 176297472

約数和(自身を除く): 90893762

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 311, 622, 1555, 2177, 3110, 3923, 4354, 7846, 10885, 19615, 21770, 27461, 39230, 54922, 137305, 274610, 1220053, 2440106, 6100265, 8540371, 12200530, 17080742, 42701855, 85403710]

約数ペア:

[(1, 85403710), (2, 42701855), (5, 17080742), (7, 12200530), (10, 8540371), (14, 6100265), (35, 2440106), (70, 1220053), (311, 274610), (622, 137305), (1555, 54922), (2177, 39230), (3110, 27461), (3923, 21770), (4354, 19615), (7846, 10885)]