13481800

素因数分解:

$2^3\times 5^2\times {\mathrm{67409}}^1$

素因数の和:67425

約数の個数: 24

約数和(自身を含む): 31345650

約数和(自身を除く): 17863850

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 67409, 134818, 269636, 337045, 539272, 674090, 1348180, 1685225, 2696360, 3370450, 6740900, 13481800]

約数ペア:

[(1, 13481800), (2, 6740900), (4, 3370450), (5, 2696360), (8, 1685225), (10, 1348180), (20, 674090), (25, 539272), (40, 337045), (50, 269636), (100, 134818), (200, 67409)]