82015825

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 104100480

約数和(自身を除く): 22084655

約数列:

[1, 5, 25, 79, 131, 317, 395, 655, 1585, 1975, 3275, 7925, 10349, 25043, 41527, 51745, 125215, 207635, 258725, 626075, 1038175, 3280633, 16403165, 82015825]

約数ペア:

[(1, 82015825), (5, 16403165), (25, 3280633), (79, 1038175), (131, 626075), (317, 258725), (395, 207635), (655, 125215), (1585, 51745), (1975, 41527), (3275, 25043), (7925, 10349)]