86566990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1061}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 160574400

約数和(自身を除く): 74007410

約数列:

[1, 2, 5, 10, 41, 82, 199, 205, 398, 410, 995, 1061, 1990, 2122, 5305, 8159, 10610, 16318, 40795, 43501, 81590, 87002, 211139, 217505, 422278, 435010, 1055695, 2111390, 8656699, 17313398, 43283495, 86566990]

約数ペア:

[(1, 86566990), (2, 43283495), (5, 17313398), (10, 8656699), (41, 2111390), (82, 1055695), (199, 435010), (205, 422278), (398, 217505), (410, 211139), (995, 87002), (1061, 81590), (1990, 43501), (2122, 40795), (5305, 16318), (8159, 10610)]