80121866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{8221}}^1$

素因数の和:8677

約数の個数: 16

約数和(自身を含む): 131420448

約数和(自身を除く): 51298582

約数列:

[1, 2, 11, 22, 443, 886, 4873, 8221, 9746, 16442, 90431, 180862, 3641903, 7283806, 40060933, 80121866]

約数ペア:

[(1, 80121866), (2, 40060933), (11, 7283806), (22, 3641903), (443, 180862), (886, 90431), (4873, 16442), (8221, 9746)]