71990495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{12641}}^1$

素因数の和:12730

約数の個数: 16

約数和(自身を含む): 92842848

約数和(自身を除く): 20852353

約数列:

[1, 5, 17, 67, 85, 335, 1139, 5695, 12641, 63205, 214897, 846947, 1074485, 4234735, 14398099, 71990495]

約数ペア:

[(1, 71990495), (5, 14398099), (17, 4234735), (67, 1074485), (85, 846947), (335, 214897), (1139, 63205), (5695, 12641)]