9872900

素因数分解:

$2^2\times 5^2\times {\mathrm{98729}}^1$

素因数の和:98743

約数の個数: 18

約数和(自身を含む): 21424410

約数和(自身を除く): 11551510

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 98729, 197458, 394916, 493645, 987290, 1974580, 2468225, 4936450, 9872900]

約数ペア:

[(1, 9872900), (2, 4936450), (4, 2468225), (5, 1974580), (10, 987290), (20, 493645), (25, 394916), (50, 197458), (100, 98729)]