99154040

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12583}}^1$

素因数の和:12791

約数の個数: 32

約数和(自身を含む): 224246880

約数和(自身を除く): 125092840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 12583, 25166, 50332, 62915, 100664, 125830, 251660, 503320, 2478851, 4957702, 9915404, 12394255, 19830808, 24788510, 49577020, 99154040]

約数ペア:

[(1, 99154040), (2, 49577020), (4, 24788510), (5, 19830808), (8, 12394255), (10, 9915404), (20, 4957702), (40, 2478851), (197, 503320), (394, 251660), (788, 125830), (985, 100664), (1576, 62915), (1970, 50332), (3940, 25166), (7880, 12583)]