80835742

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{311}}^1\times {\mathrm{769}}^1$

素因数の和:1108

約数の個数: 24

約数和(自身を含む): 131891760

約数和(自身を除く): 51056018

約数列:

[1, 2, 13, 26, 169, 311, 338, 622, 769, 1538, 4043, 8086, 9997, 19994, 52559, 105118, 129961, 239159, 259922, 478318, 3109067, 6218134, 40417871, 80835742]

約数ペア:

[(1, 80835742), (2, 40417871), (13, 6218134), (26, 3109067), (169, 478318), (311, 259922), (338, 239159), (622, 129961), (769, 105118), (1538, 52559), (4043, 19994), (8086, 9997)]