28124500

素因数分解:

$2^2\times 5^3\times {\mathrm{56249}}^1$

素因数の和:56268

約数の個数: 24

約数和(自身を含む): 61425000

約数和(自身を除く): 33300500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 56249, 112498, 224996, 281245, 562490, 1124980, 1406225, 2812450, 5624900, 7031125, 14062250, 28124500]

約数ペア:

[(1, 28124500), (2, 14062250), (4, 7031125), (5, 5624900), (10, 2812450), (20, 1406225), (25, 1124980), (50, 562490), (100, 281245), (125, 224996), (250, 112498), (500, 56249)]