80666456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{775639}}^1$

素因数の和:775658

約数の個数: 16

約数和(自身を含む): 162884400

約数和(自身を除く): 82217944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 775639, 1551278, 3102556, 6205112, 10083307, 20166614, 40333228, 80666456]

約数ペア:

[(1, 80666456), (2, 40333228), (4, 20166614), (8, 10083307), (13, 6205112), (26, 3102556), (52, 1551278), (104, 775639)]