166466832160

素因数分解:

$2^5\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{625627}}^1$

素因数の和:627305

約数の個数: 48

約数和(自身を含む): 393515006976

約数和(自身を除く): 227048174816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1663, 3326, 6652, 8315, 13304, 16630, 26608, 33260, 53216, 66520, 133040, 266080, 625627, 1251254, 2502508, 3128135, 5005016, 6256270, 10010032, 12512540, 20020064, 25025080, 50050160, 100100320, 1040417701, 2080835402, 4161670804, 5202088505, 8323341608, 10404177010, 16646683216, 20808354020, 33293366432, 41616708040, 83233416080, 166466832160]

約数ペア:

[(1, 166466832160), (2, 83233416080), (4, 41616708040), (5, 33293366432), (8, 20808354020), (10, 16646683216), (16, 10404177010), (20, 8323341608), (32, 5202088505), (40, 4161670804), (80, 2080835402), (160, 1040417701), (1663, 100100320), (3326, 50050160), (6652, 25025080), (8315, 20020064), (13304, 12512540), (16630, 10010032), (26608, 6256270), (33260, 5005016), (53216, 3128135), (66520, 2502508), (133040, 1251254), (266080, 625627)]