25201085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 37669632

約数和(自身を除く): 12468547

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 455, 485, 571, 679, 1261, 2855, 3395, 3997, 6305, 7423, 8827, 19985, 37115, 44135, 51961, 55387, 259805, 276935, 387709, 720031, 1938545, 3600155, 5040217, 25201085]

約数ペア:

[(1, 25201085), (5, 5040217), (7, 3600155), (13, 1938545), (35, 720031), (65, 387709), (91, 276935), (97, 259805), (455, 55387), (485, 51961), (571, 44135), (679, 37115), (1261, 19985), (2855, 8827), (3395, 7423), (3997, 6305)]