165742090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{404249}}^1$

素因数の和:404297

約数の個数: 16

約数和(自身を含む): 305613000

約数和(自身を除く): 139870910

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 404249, 808498, 2021245, 4042490, 16574209, 33148418, 82871045, 165742090]

約数ペア:

[(1, 165742090), (2, 82871045), (5, 33148418), (10, 16574209), (41, 4042490), (82, 2021245), (205, 808498), (410, 404249)]