80516456

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{245477}}^1$

素因数の和:245524

約数の個数: 16

約数和(自身を含む): 154651140

約数和(自身を除く): 74134684

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 245477, 490954, 981908, 1963816, 10064557, 20129114, 40258228, 80516456]

約数ペア:

[(1, 80516456), (2, 40258228), (4, 20129114), (8, 10064557), (41, 1963816), (82, 981908), (164, 490954), (328, 245477)]