166562920

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{10987}}^1$

素因数の和:11377

約数の個数: 32

約数和(自身を含む): 375789600

約数和(自身を除く): 209226680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 10987, 15160, 21974, 43948, 54935, 87896, 109870, 219740, 439480, 4164073, 8328146, 16656292, 20820365, 33312584, 41640730, 83281460, 166562920]

約数ペア:

[(1, 166562920), (2, 83281460), (4, 41640730), (5, 33312584), (8, 20820365), (10, 16656292), (20, 8328146), (40, 4164073), (379, 439480), (758, 219740), (1516, 109870), (1895, 87896), (3032, 54935), (3790, 43948), (7580, 21974), (10987, 15160)]