80864216

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{42293}}^1$

素因数の和:42538

約数の個数: 16

約数和(自身を含む): 152258400

約数和(自身を除く): 71394184

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 42293, 84586, 169172, 338344, 10108027, 20216054, 40432108, 80864216]

約数ペア:

[(1, 80864216), (2, 40432108), (4, 20216054), (8, 10108027), (239, 338344), (478, 169172), (956, 84586), (1912, 42293)]