56161225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 72182880

約数和(自身を除く): 16021655

約数列:

[1, 5, 25, 43, 89, 215, 445, 587, 1075, 2225, 2935, 3827, 14675, 19135, 25241, 52243, 95675, 126205, 261215, 631025, 1306075, 2246449, 11232245, 56161225]

約数ペア:

[(1, 56161225), (5, 11232245), (25, 2246449), (43, 1306075), (89, 631025), (215, 261215), (445, 126205), (587, 95675), (1075, 52243), (2225, 25241), (2935, 19135), (3827, 14675)]