80158864

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{217823}}^1$

素因数の和:217854

約数の個数: 20

約数和(自身を含む): 162061056

約数和(自身を除く): 81902192

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 217823, 435646, 871292, 1742584, 3485168, 5009929, 10019858, 20039716, 40079432, 80158864]

約数ペア:

[(1, 80158864), (2, 40079432), (4, 20039716), (8, 10019858), (16, 5009929), (23, 3485168), (46, 1742584), (92, 871292), (184, 435646), (368, 217823)]