25365535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 9108065

約数列:

[1, 5, 13, 37, 53, 65, 185, 199, 265, 481, 689, 995, 1961, 2405, 2587, 3445, 7363, 9805, 10547, 12935, 25493, 36815, 52735, 95719, 127465, 137111, 390239, 478595, 685555, 1951195, 5073107, 25365535]

約数ペア:

[(1, 25365535), (5, 5073107), (13, 1951195), (37, 685555), (53, 478595), (65, 390239), (185, 137111), (199, 127465), (265, 95719), (481, 52735), (689, 36815), (995, 25493), (1961, 12935), (2405, 10547), (2587, 9805), (3445, 7363)]