201112900

素因数分解:

$2^2\times 5^2\times {\mathrm{2011129}}^1$

素因数の和:2011143

約数の個数: 18

約数和(自身を含む): 436415210

約数和(自身を除く): 235302310

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2011129, 4022258, 8044516, 10055645, 20111290, 40222580, 50278225, 100556450, 201112900]

約数ペア:

[(1, 201112900), (2, 100556450), (4, 50278225), (5, 40222580), (10, 20111290), (20, 10055645), (25, 8044516), (50, 4022258), (100, 2011129)]