87234800

素因数分解:

$2^4\times 5^2\times {\mathrm{218087}}^1$

素因数の和:218105

約数の個数: 30

約数和(自身を含む): 209582568

約数和(自身を除く): 122347768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 218087, 436174, 872348, 1090435, 1744696, 2180870, 3489392, 4361740, 5452175, 8723480, 10904350, 17446960, 21808700, 43617400, 87234800]

約数ペア:

[(1, 87234800), (2, 43617400), (4, 21808700), (5, 17446960), (8, 10904350), (10, 8723480), (16, 5452175), (20, 4361740), (25, 3489392), (40, 2180870), (50, 1744696), (80, 1090435), (100, 872348), (200, 436174), (400, 218087)]