8416000

素因数分解:

$2^8\times 5^3\times {\mathrm{263}}^1$

素因数の和:294

約数の個数: 72

約数和(自身を含む): 21045024

約数和(自身を除く): 12629024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 263, 320, 400, 500, 526, 640, 800, 1000, 1052, 1280, 1315, 1600, 2000, 2104, 2630, 3200, 4000, 4208, 5260, 6400, 6575, 8000, 8416, 10520, 13150, 16000, 16832, 21040, 26300, 32000, 32875, 33664, 42080, 52600, 65750, 67328, 84160, 105200, 131500, 168320, 210400, 263000, 336640, 420800, 526000, 841600, 1052000, 1683200, 2104000, 4208000, 8416000]

約数ペア:

[(1, 8416000), (2, 4208000), (4, 2104000), (5, 1683200), (8, 1052000), (10, 841600), (16, 526000), (20, 420800), (25, 336640), (32, 263000), (40, 210400), (50, 168320), (64, 131500), (80, 105200), (100, 84160), (125, 67328), (128, 65750), (160, 52600), (200, 42080), (250, 33664), (256, 32875), (263, 32000), (320, 26300), (400, 21040), (500, 16832), (526, 16000), (640, 13150), (800, 10520), (1000, 8416), (1052, 8000), (1280, 6575), (1315, 6400), (1600, 5260), (2000, 4208), (2104, 4000), (2630, 3200)]