80921576

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{42323}}^1$

素因数の和:42568

約数の個数: 16

約数和(自身を含む): 152366400

約数和(自身を除く): 71444824

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 42323, 84646, 169292, 338584, 10115197, 20230394, 40460788, 80921576]

約数ペア:

[(1, 80921576), (2, 40460788), (4, 20230394), (8, 10115197), (239, 338584), (478, 169292), (956, 84646), (1912, 42323)]