159789025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{2411}}^1$

素因数の和:2673

約数の個数: 24

約数和(自身を含む): 217137888

約数和(自身を除く): 57348863

約数列:

[1, 5, 11, 25, 55, 241, 275, 1205, 2411, 2651, 6025, 12055, 13255, 26521, 60275, 66275, 132605, 581051, 663025, 2905255, 6391561, 14526275, 31957805, 159789025]

約数ペア:

[(1, 159789025), (5, 31957805), (11, 14526275), (25, 6391561), (55, 2905255), (241, 663025), (275, 581051), (1205, 132605), (2411, 66275), (2651, 60275), (6025, 26521), (12055, 13255)]