39821225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2249

約数の個数: 24

約数和(自身を含む): 53523360

約数和(自身を除く): 13702135

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1075, 2179, 3655, 10895, 18275, 37043, 54475, 93697, 185215, 468485, 926075, 1592849, 2342425, 7964245, 39821225]

約数ペア:

[(1, 39821225), (5, 7964245), (17, 2342425), (25, 1592849), (43, 926075), (85, 468485), (215, 185215), (425, 93697), (731, 54475), (1075, 37043), (2179, 18275), (3655, 10895)]