82106800

素因数分解:

$2^4\times 5^2\times {\mathrm{205267}}^1$

素因数の和:205285

約数の個数: 30

約数和(自身を含む): 197262548

約数和(自身を除く): 115155748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 205267, 410534, 821068, 1026335, 1642136, 2052670, 3284272, 4105340, 5131675, 8210680, 10263350, 16421360, 20526700, 41053400, 82106800]

約数ペア:

[(1, 82106800), (2, 41053400), (4, 20526700), (5, 16421360), (8, 10263350), (10, 8210680), (16, 5131675), (20, 4105340), (25, 3284272), (40, 2052670), (50, 1642136), (80, 1026335), (100, 821068), (200, 410534), (400, 205267)]