81608888

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{32801}}^1$

素因数の和:33118

約数の個数: 16

約数和(自身を含む): 153513360

約数和(自身を除く): 71904472

約数列:

[1, 2, 4, 8, 311, 622, 1244, 2488, 32801, 65602, 131204, 262408, 10201111, 20402222, 40804444, 81608888]

約数ペア:

[(1, 81608888), (2, 40804444), (4, 20402222), (8, 10201111), (311, 262408), (622, 131204), (1244, 65602), (2488, 32801)]