80168908

素因数分解:

$2^2\times {\mathrm{409}}^1\times {\mathrm{49003}}^1$

素因数の和:49416

約数の個数: 12

約数和(自身を含む): 140641480

約数和(自身を除く): 60472572

約数列:

[1, 2, 4, 409, 818, 1636, 49003, 98006, 196012, 20042227, 40084454, 80168908]

約数ペア:

[(1, 80168908), (2, 40084454), (4, 20042227), (409, 196012), (818, 98006), (1636, 49003)]