133437680

素因数分解:

$2^4\times 5^1\times {\mathrm{751}}^1\times {\mathrm{2221}}^1$

素因数の和:2985

約数の個数: 40

約数和(自身を含む): 310795584

約数和(自身を除く): 177357904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 751, 1502, 2221, 3004, 3755, 4442, 6008, 7510, 8884, 11105, 12016, 15020, 17768, 22210, 30040, 35536, 44420, 60080, 88840, 177680, 1667971, 3335942, 6671884, 8339855, 13343768, 16679710, 26687536, 33359420, 66718840, 133437680]

約数ペア:

[(1, 133437680), (2, 66718840), (4, 33359420), (5, 26687536), (8, 16679710), (10, 13343768), (16, 8339855), (20, 6671884), (40, 3335942), (80, 1667971), (751, 177680), (1502, 88840), (2221, 60080), (3004, 44420), (3755, 35536), (4442, 30040), (6008, 22210), (7510, 17768), (8884, 15020), (11105, 12016)]