157435940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{99643}}^1$

素因数の和:99731

約数の個数: 24

約数和(自身を含む): 334803840

約数和(自身を除く): 177367900

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 99643, 199286, 398572, 498215, 996430, 1992860, 7871797, 15743594, 31487188, 39358985, 78717970, 157435940]

約数ペア:

[(1, 157435940), (2, 78717970), (4, 39358985), (5, 31487188), (10, 15743594), (20, 7871797), (79, 1992860), (158, 996430), (316, 498215), (395, 398572), (790, 199286), (1580, 99643)]