86640085

素因数分解:

$5^1\times 7^5\times {\mathrm{1031}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 121412736

約数和(自身を除く): 34772651

約数列:

[1, 5, 7, 35, 49, 245, 343, 1031, 1715, 2401, 5155, 7217, 12005, 16807, 36085, 50519, 84035, 252595, 353633, 1768165, 2475431, 12377155, 17328017, 86640085]

約数ペア:

[(1, 86640085), (5, 17328017), (7, 12377155), (35, 2475431), (49, 1768165), (245, 353633), (343, 252595), (1031, 84035), (1715, 50519), (2401, 36085), (5155, 16807), (7217, 12005)]