81769636

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{1657}}^1$

素因数の和:1760

約数の個数: 36

約数和(自身を含む): 157168452

約数和(自身を除く): 75398816

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 169, 292, 338, 676, 949, 1657, 1898, 3314, 3796, 6628, 12337, 21541, 24674, 43082, 49348, 86164, 120961, 241922, 280033, 483844, 560066, 1120132, 1572493, 3144986, 6289972, 20442409, 40884818, 81769636]

約数ペア:

[(1, 81769636), (2, 40884818), (4, 20442409), (13, 6289972), (26, 3144986), (52, 1572493), (73, 1120132), (146, 560066), (169, 483844), (292, 280033), (338, 241922), (676, 120961), (949, 86164), (1657, 49348), (1898, 43082), (3314, 24674), (3796, 21541), (6628, 12337)]