85820185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{21977}}^1$

素因数の和:22064

約数の個数: 16

約数和(自身を含む): 113933952

約数和(自身を除く): 28113767

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 21977, 109885, 241747, 1208735, 1560367, 7801835, 17164037, 85820185]

約数ペア:

[(1, 85820185), (5, 17164037), (11, 7801835), (55, 1560367), (71, 1208735), (355, 241747), (781, 109885), (3905, 21977)]