25216000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{197}}^1$

素因数の和:232

約数の個数: 88

約数和(自身を含む): 63227736

約数和(自身を除く): 38011736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 197, 200, 250, 256, 320, 394, 400, 500, 512, 640, 788, 800, 985, 1000, 1024, 1280, 1576, 1600, 1970, 2000, 2560, 3152, 3200, 3940, 4000, 4925, 5120, 6304, 6400, 7880, 8000, 9850, 12608, 12800, 15760, 16000, 19700, 24625, 25216, 25600, 31520, 32000, 39400, 49250, 50432, 63040, 64000, 78800, 98500, 100864, 126080, 128000, 157600, 197000, 201728, 252160, 315200, 394000, 504320, 630400, 788000, 1008640, 1260800, 1576000, 2521600, 3152000, 5043200, 6304000, 12608000, 25216000]

約数ペア:

[(1, 25216000), (2, 12608000), (4, 6304000), (5, 5043200), (8, 3152000), (10, 2521600), (16, 1576000), (20, 1260800), (25, 1008640), (32, 788000), (40, 630400), (50, 504320), (64, 394000), (80, 315200), (100, 252160), (125, 201728), (128, 197000), (160, 157600), (197, 128000), (200, 126080), (250, 100864), (256, 98500), (320, 78800), (394, 64000), (400, 63040), (500, 50432), (512, 49250), (640, 39400), (788, 32000), (800, 31520), (985, 25600), (1000, 25216), (1024, 24625), (1280, 19700), (1576, 16000), (1600, 15760), (1970, 12800), (2000, 12608), (2560, 9850), (3152, 8000), (3200, 7880), (3940, 6400), (4000, 6304), (4925, 5120)]