28290438500

素因数分解:

$2^2\times 5^3\times {\mathrm{5653}}^1\times {\mathrm{10009}}^1$

素因数の和:15681

約数の個数: 48

約数和(自身を含む): 61803421680

約数和(自身を除く): 33512983180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 5653, 10009, 11306, 20018, 22612, 28265, 40036, 50045, 56530, 100090, 113060, 141325, 200180, 250225, 282650, 500450, 565300, 706625, 1000900, 1251125, 1413250, 2502250, 2826500, 5004500, 56580877, 113161754, 226323508, 282904385, 565808770, 1131617540, 1414521925, 2829043850, 5658087700, 7072609625, 14145219250, 28290438500]

約数ペア:

[(1, 28290438500), (2, 14145219250), (4, 7072609625), (5, 5658087700), (10, 2829043850), (20, 1414521925), (25, 1131617540), (50, 565808770), (100, 282904385), (125, 226323508), (250, 113161754), (500, 56580877), (5653, 5004500), (10009, 2826500), (11306, 2502250), (20018, 1413250), (22612, 1251125), (28265, 1000900), (40036, 706625), (50045, 565300), (56530, 500450), (100090, 282650), (113060, 250225), (141325, 200180)]