65140760

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11887}}^1$

素因数の和:12035

約数の個数: 32

約数和(自身を含む): 147648960

約数和(自身を除く): 82508200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 11887, 23774, 47548, 59435, 95096, 118870, 237740, 475480, 1628519, 3257038, 6514076, 8142595, 13028152, 16285190, 32570380, 65140760]

約数ペア:

[(1, 65140760), (2, 32570380), (4, 16285190), (5, 13028152), (8, 8142595), (10, 6514076), (20, 3257038), (40, 1628519), (137, 475480), (274, 237740), (548, 118870), (685, 95096), (1096, 59435), (1370, 47548), (2740, 23774), (5480, 11887)]