25786025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 36

約数和(自身を含む): 35174832

約数和(自身を除く): 9388807

約数列:

[1, 5, 17, 25, 43, 83, 85, 215, 289, 415, 425, 731, 1075, 1411, 1445, 2075, 3569, 3655, 7055, 7225, 12427, 17845, 18275, 23987, 35275, 60673, 62135, 89225, 119935, 303365, 310675, 599675, 1031441, 1516825, 5157205, 25786025]

約数ペア:

[(1, 25786025), (5, 5157205), (17, 1516825), (25, 1031441), (43, 599675), (83, 310675), (85, 303365), (215, 119935), (289, 89225), (415, 62135), (425, 60673), (731, 35275), (1075, 23987), (1411, 18275), (1445, 17845), (2075, 12427), (3569, 7225), (3655, 7055)]