80432816

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{122611}}^1$

素因数の和:122660

約数の個数: 20

約数和(自身を含む): 159640824

約数和(自身を除く): 79208008

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 122611, 245222, 490444, 980888, 1961776, 5027051, 10054102, 20108204, 40216408, 80432816]

約数ペア:

[(1, 80432816), (2, 40216408), (4, 20108204), (8, 10054102), (16, 5027051), (41, 1961776), (82, 980888), (164, 490444), (328, 245222), (656, 122611)]