51090400

素因数分解:

$2^5\times 5^2\times {\mathrm{63863}}^1$

素因数の和:63883

約数の個数: 36

約数和(自身を含む): 124726392

約数和(自身を除く): 73635992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 63863, 127726, 255452, 319315, 510904, 638630, 1021808, 1277260, 1596575, 2043616, 2554520, 3193150, 5109040, 6386300, 10218080, 12772600, 25545200, 51090400]

約数ペア:

[(1, 51090400), (2, 25545200), (4, 12772600), (5, 10218080), (8, 6386300), (10, 5109040), (16, 3193150), (20, 2554520), (25, 2043616), (32, 1596575), (40, 1277260), (50, 1021808), (80, 638630), (100, 510904), (160, 319315), (200, 255452), (400, 127726), (800, 63863)]