56872225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7043}}^1$

素因数の和:7089

約数の個数: 24

約数和(自身を含む): 78611040

約数和(自身を除く): 21738815

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 7043, 8075, 35215, 119731, 133817, 176075, 598655, 669085, 2274889, 2993275, 3345425, 11374445, 56872225]

約数ペア:

[(1, 56872225), (5, 11374445), (17, 3345425), (19, 2993275), (25, 2274889), (85, 669085), (95, 598655), (323, 176075), (425, 133817), (475, 119731), (1615, 35215), (7043, 8075)]