166403680

素因数分解:

$2^5\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2897}}^1$

素因数の和:3271

約数の個数: 48

約数和(自身を含む): 394359840

約数和(自身を除く): 227956160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 359, 718, 1436, 1795, 2872, 2897, 3590, 5744, 5794, 7180, 11488, 11588, 14360, 14485, 23176, 28720, 28970, 46352, 57440, 57940, 92704, 115880, 231760, 463520, 1040023, 2080046, 4160092, 5200115, 8320184, 10400230, 16640368, 20800460, 33280736, 41600920, 83201840, 166403680]

約数ペア:

[(1, 166403680), (2, 83201840), (4, 41600920), (5, 33280736), (8, 20800460), (10, 16640368), (16, 10400230), (20, 8320184), (32, 5200115), (40, 4160092), (80, 2080046), (160, 1040023), (359, 463520), (718, 231760), (1436, 115880), (1795, 92704), (2872, 57940), (2897, 57440), (3590, 46352), (5744, 28970), (5794, 28720), (7180, 23176), (11488, 14485), (11588, 14360)]