161707690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{394409}}^1$

素因数の和:394457

約数の個数: 16

約数和(自身を含む): 298173960

約数和(自身を除く): 136466270

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 394409, 788818, 1972045, 3944090, 16170769, 32341538, 80853845, 161707690]

約数ペア:

[(1, 161707690), (2, 80853845), (5, 32341538), (10, 16170769), (41, 3944090), (82, 1972045), (205, 788818), (410, 394409)]