9992900

素因数分解:

$2^2\times 5^2\times {\mathrm{99929}}^1$

素因数の和:99943

約数の個数: 18

約数和(自身を含む): 21684810

約数和(自身を除く): 11691910

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 99929, 199858, 399716, 499645, 999290, 1998580, 2498225, 4996450, 9992900]

約数ペア:

[(1, 9992900), (2, 4996450), (4, 2498225), (5, 1998580), (10, 999290), (20, 499645), (25, 399716), (50, 199858), (100, 99929)]