81680162

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{1597}}^1$

素因数の和:1945

約数の個数: 16

約数和(自身を含む): 124260480

約数和(自身を除く): 42580318

約数列:

[1, 2, 107, 214, 239, 478, 1597, 3194, 25573, 51146, 170879, 341758, 381683, 763366, 40840081, 81680162]

約数ペア:

[(1, 81680162), (2, 40840081), (107, 763366), (214, 381683), (239, 341758), (478, 170879), (1597, 51146), (3194, 25573)]