20525500

素因数分解:

$2^2\times 5^3\times {\mathrm{41051}}^1$

素因数の和:41070

約数の個数: 24

約数和(自身を含む): 44828784

約数和(自身を除く): 24303284

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 41051, 82102, 164204, 205255, 410510, 821020, 1026275, 2052550, 4105100, 5131375, 10262750, 20525500]

約数ペア:

[(1, 20525500), (2, 10262750), (4, 5131375), (5, 4105100), (10, 2052550), (20, 1026275), (25, 821020), (50, 410510), (100, 205255), (125, 164204), (250, 82102), (500, 41051)]