28665800

素因数分解:

$2^3\times 5^2\times {\mathrm{143329}}^1$

素因数の和:143345

約数の個数: 24

約数和(自身を含む): 66648450

約数和(自身を除く): 37982650

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 143329, 286658, 573316, 716645, 1146632, 1433290, 2866580, 3583225, 5733160, 7166450, 14332900, 28665800]

約数ペア:

[(1, 28665800), (2, 14332900), (4, 7166450), (5, 5733160), (8, 3583225), (10, 2866580), (20, 1433290), (25, 1146632), (40, 716645), (50, 573316), (100, 286658), (200, 143329)]