262400545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{857}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 363242880

約数和(自身を除く): 100842335

約数列:

[1, 5, 11, 19, 55, 95, 209, 293, 857, 1045, 1465, 3223, 4285, 5567, 9427, 16115, 16283, 27835, 47135, 61237, 81415, 179113, 251101, 306185, 895565, 1255505, 2762111, 4770919, 13810555, 23854595, 52480109, 262400545]

約数ペア:

[(1, 262400545), (5, 52480109), (11, 23854595), (19, 13810555), (55, 4770919), (95, 2762111), (209, 1255505), (293, 895565), (857, 306185), (1045, 251101), (1465, 179113), (3223, 81415), (4285, 61237), (5567, 47135), (9427, 27835), (16115, 16283)]