75307880

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{2137}}^1$

素因数の和:3029

約数の個数: 32

約数和(自身を含む): 169714440

約数和(自身を除く): 94406560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1762, 2137, 3524, 4274, 4405, 7048, 8548, 8810, 10685, 17096, 17620, 21370, 35240, 42740, 85480, 1882697, 3765394, 7530788, 9413485, 15061576, 18826970, 37653940, 75307880]

約数ペア:

[(1, 75307880), (2, 37653940), (4, 18826970), (5, 15061576), (8, 9413485), (10, 7530788), (20, 3765394), (40, 1882697), (881, 85480), (1762, 42740), (2137, 35240), (3524, 21370), (4274, 17620), (4405, 17096), (7048, 10685), (8548, 8810)]