166251310

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{405491}}^1$

素因数の和:405539

約数の個数: 16

約数和(自身を含む): 306551952

約数和(自身を除く): 140300642

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 405491, 810982, 2027455, 4054910, 16625131, 33250262, 83125655, 166251310]

約数ペア:

[(1, 166251310), (2, 83125655), (5, 33250262), (10, 16625131), (41, 4054910), (82, 2027455), (205, 810982), (410, 405491)]