85257965

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 111644640

約数和(自身を除く): 26386675

約数列:

[1, 5, 13, 65, 163, 169, 619, 815, 845, 2119, 3095, 8047, 10595, 27547, 40235, 100897, 104611, 137735, 504485, 523055, 1311661, 6558305, 17051593, 85257965]

約数ペア:

[(1, 85257965), (5, 17051593), (13, 6558305), (65, 1311661), (163, 523055), (169, 504485), (619, 137735), (815, 104611), (845, 100897), (2119, 40235), (3095, 27547), (8047, 10595)]