12153500

素因数分解:

$2^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 26906880

約数和(自身を除く): 14753380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 223, 250, 436, 446, 500, 545, 892, 1090, 1115, 2180, 2230, 2725, 4460, 5450, 5575, 10900, 11150, 13625, 22300, 24307, 27250, 27875, 48614, 54500, 55750, 97228, 111500, 121535, 243070, 486140, 607675, 1215350, 2430700, 3038375, 6076750, 12153500]

約数ペア:

[(1, 12153500), (2, 6076750), (4, 3038375), (5, 2430700), (10, 1215350), (20, 607675), (25, 486140), (50, 243070), (100, 121535), (109, 111500), (125, 97228), (218, 55750), (223, 54500), (250, 48614), (436, 27875), (446, 27250), (500, 24307), (545, 22300), (892, 13625), (1090, 11150), (1115, 10900), (2180, 5575), (2230, 5450), (2725, 4460)]