165609790

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{83221}}^1$

素因数の和:83427

約数の個数: 16

約数和(自身を含む): 299599200

約数和(自身を除く): 133989410

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 83221, 166442, 416105, 832210, 16560979, 33121958, 82804895, 165609790]

約数ペア:

[(1, 165609790), (2, 82804895), (5, 33121958), (10, 16560979), (199, 832210), (398, 416105), (995, 166442), (1990, 83221)]