51538600

素因数分解:

$2^3\times 5^2\times {\mathrm{439}}^1\times {\mathrm{587}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 120304800

約数和(自身を除く): 68766200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 439, 587, 878, 1174, 1756, 2195, 2348, 2935, 3512, 4390, 4696, 5870, 8780, 10975, 11740, 14675, 17560, 21950, 23480, 29350, 43900, 58700, 87800, 117400, 257693, 515386, 1030772, 1288465, 2061544, 2576930, 5153860, 6442325, 10307720, 12884650, 25769300, 51538600]

約数ペア:

[(1, 51538600), (2, 25769300), (4, 12884650), (5, 10307720), (8, 6442325), (10, 5153860), (20, 2576930), (25, 2061544), (40, 1288465), (50, 1030772), (100, 515386), (200, 257693), (439, 117400), (587, 87800), (878, 58700), (1174, 43900), (1756, 29350), (2195, 23480), (2348, 21950), (2935, 17560), (3512, 14675), (4390, 11740), (4696, 10975), (5870, 8780)]