153868760

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{35291}}^1$

素因数の和:35411

約数の個数: 32

約数和(自身を含む): 349390800

約数和(自身を除く): 195522040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 35291, 70582, 141164, 176455, 282328, 352910, 705820, 1411640, 3846719, 7693438, 15386876, 19233595, 30773752, 38467190, 76934380, 153868760]

約数ペア:

[(1, 153868760), (2, 76934380), (4, 38467190), (5, 30773752), (8, 19233595), (10, 15386876), (20, 7693438), (40, 3846719), (109, 1411640), (218, 705820), (436, 352910), (545, 282328), (872, 176455), (1090, 141164), (2180, 70582), (4360, 35291)]