20512667800

素因数分解:

$2^3\times 5^2\times {\mathrm{102563339}}^1$

素因数の和:102563355

約数の個数: 24

約数和(自身を含む): 47691953100

約数和(自身を除く): 27179285300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 102563339, 205126678, 410253356, 512816695, 820506712, 1025633390, 2051266780, 2564083475, 4102533560, 5128166950, 10256333900, 20512667800]

約数ペア:

[(1, 20512667800), (2, 10256333900), (4, 5128166950), (5, 4102533560), (8, 2564083475), (10, 2051266780), (20, 1025633390), (25, 820506712), (40, 512816695), (50, 410253356), (100, 205126678), (200, 102563339)]