51780800

素因数分解:

$2^6\times 5^2\times {\mathrm{32363}}^1$

素因数の和:32385

約数の個数: 42

約数和(自身を含む): 127417068

約数和(自身を除く): 75636268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 32363, 64726, 129452, 161815, 258904, 323630, 517808, 647260, 809075, 1035616, 1294520, 1618150, 2071232, 2589040, 3236300, 5178080, 6472600, 10356160, 12945200, 25890400, 51780800]

約数ペア:

[(1, 51780800), (2, 25890400), (4, 12945200), (5, 10356160), (8, 6472600), (10, 5178080), (16, 3236300), (20, 2589040), (25, 2071232), (32, 1618150), (40, 1294520), (50, 1035616), (64, 809075), (80, 647260), (100, 517808), (160, 323630), (200, 258904), (320, 161815), (400, 129452), (800, 64726), (1600, 32363)]