25902985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 35544960

約数和(自身を除く): 9641975

約数列:

[1, 5, 17, 19, 43, 85, 95, 215, 323, 373, 731, 817, 1615, 1865, 3655, 4085, 6341, 7087, 13889, 16039, 31705, 35435, 69445, 80195, 120479, 272663, 304741, 602395, 1363315, 1523705, 5180597, 25902985]

約数ペア:

[(1, 25902985), (5, 5180597), (17, 1523705), (19, 1363315), (43, 602395), (85, 304741), (95, 272663), (215, 120479), (323, 80195), (373, 69445), (731, 35435), (817, 31705), (1615, 16039), (1865, 13889), (3655, 7087), (4085, 6341)]