55990400

素因数分解:

$2^7\times 5^2\times {\mathrm{17497}}^1$

素因数の和:17521

約数の個数: 48

約数和(自身を含む): 138321690

約数和(自身を除く): 82331290

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 17497, 34994, 69988, 87485, 139976, 174970, 279952, 349940, 437425, 559904, 699880, 874850, 1119808, 1399760, 1749700, 2239616, 2799520, 3499400, 5599040, 6998800, 11198080, 13997600, 27995200, 55990400]

約数ペア:

[(1, 55990400), (2, 27995200), (4, 13997600), (5, 11198080), (8, 6998800), (10, 5599040), (16, 3499400), (20, 2799520), (25, 2239616), (32, 1749700), (40, 1399760), (50, 1119808), (64, 874850), (80, 699880), (100, 559904), (128, 437425), (160, 349940), (200, 279952), (320, 174970), (400, 139976), (640, 87485), (800, 69988), (1600, 34994), (3200, 17497)]