82218160

素因数分解:

$2^4\times 5^1\times {\mathrm{1027727}}^1$

素因数の和:1027740

約数の個数: 20

約数和(自身を含む): 191157408

約数和(自身を除く): 108939248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1027727, 2055454, 4110908, 5138635, 8221816, 10277270, 16443632, 20554540, 41109080, 82218160]

約数ペア:

[(1, 82218160), (2, 41109080), (4, 20554540), (5, 16443632), (8, 10277270), (10, 8221816), (16, 5138635), (20, 4110908), (40, 2055454), (80, 1027727)]