97972040

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12433}}^1$

素因数の和:12641

約数の個数: 32

約数和(自身を含む): 221573880

約数和(自身を除く): 123601840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 12433, 24866, 49732, 62165, 99464, 124330, 248660, 497320, 2449301, 4898602, 9797204, 12246505, 19594408, 24493010, 48986020, 97972040]

約数ペア:

[(1, 97972040), (2, 48986020), (4, 24493010), (5, 19594408), (8, 12246505), (10, 9797204), (20, 4898602), (40, 2449301), (197, 497320), (394, 248660), (788, 124330), (985, 99464), (1576, 62165), (1970, 49732), (3940, 24866), (7880, 12433)]