85230925

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{20173}}^1$

素因数の和:20209

約数の個数: 18

約数和(自身を含む): 114447102

約数和(自身を除く): 29216177

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 20173, 100865, 262249, 504325, 1311245, 3409237, 6556225, 17046185, 85230925]

約数ペア:

[(1, 85230925), (5, 17046185), (13, 6556225), (25, 3409237), (65, 1311245), (169, 504325), (325, 262249), (845, 100865), (4225, 20173)]