6380800

素因数分解:

$2^8\times 5^2\times {\mathrm{997}}^1$

素因数の和:1023

約数の個数: 54

約数和(自身を含む): 15809318

約数和(自身を除く): 9428518

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 997, 1280, 1600, 1994, 3200, 3988, 4985, 6400, 7976, 9970, 15952, 19940, 24925, 31904, 39880, 49850, 63808, 79760, 99700, 127616, 159520, 199400, 255232, 319040, 398800, 638080, 797600, 1276160, 1595200, 3190400, 6380800]

約数ペア:

[(1, 6380800), (2, 3190400), (4, 1595200), (5, 1276160), (8, 797600), (10, 638080), (16, 398800), (20, 319040), (25, 255232), (32, 199400), (40, 159520), (50, 127616), (64, 99700), (80, 79760), (100, 63808), (128, 49850), (160, 39880), (200, 31904), (256, 24925), (320, 19940), (400, 15952), (640, 9970), (800, 7976), (997, 6400), (1280, 4985), (1600, 3988), (1994, 3200)]