514051640

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{66587}}^1$

素因数の和:66791

約数の個数: 32

約数和(自身を含む): 1162626480

約数和(自身を除く): 648574840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 66587, 133174, 266348, 332935, 532696, 665870, 1331740, 2663480, 12851291, 25702582, 51405164, 64256455, 102810328, 128512910, 257025820, 514051640]

約数ペア:

[(1, 514051640), (2, 257025820), (4, 128512910), (5, 102810328), (8, 64256455), (10, 51405164), (20, 25702582), (40, 12851291), (193, 2663480), (386, 1331740), (772, 665870), (965, 532696), (1544, 332935), (1930, 266348), (3860, 133174), (7720, 66587)]