86796760

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3323}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 195650640

約数和(自身を除く): 108853880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 3323, 5224, 6530, 6646, 13060, 13292, 16615, 26120, 26584, 33230, 66460, 132920, 2169919, 4339838, 8679676, 10849595, 17359352, 21699190, 43398380, 86796760]

約数ペア:

[(1, 86796760), (2, 43398380), (4, 21699190), (5, 17359352), (8, 10849595), (10, 8679676), (20, 4339838), (40, 2169919), (653, 132920), (1306, 66460), (2612, 33230), (3265, 26584), (3323, 26120), (5224, 16615), (6530, 13292), (6646, 13060)]