55349120

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 133293600

約数和(自身を除く): 77944480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 439, 640, 788, 878, 985, 1576, 1756, 1970, 2195, 3152, 3512, 3940, 4390, 6304, 7024, 7880, 8780, 12608, 14048, 15760, 17560, 25216, 28096, 31520, 35120, 56192, 63040, 70240, 86483, 126080, 140480, 172966, 280960, 345932, 432415, 691864, 864830, 1383728, 1729660, 2767456, 3459320, 5534912, 6918640, 11069824, 13837280, 27674560, 55349120]

約数ペア:

[(1, 55349120), (2, 27674560), (4, 13837280), (5, 11069824), (8, 6918640), (10, 5534912), (16, 3459320), (20, 2767456), (32, 1729660), (40, 1383728), (64, 864830), (80, 691864), (128, 432415), (160, 345932), (197, 280960), (320, 172966), (394, 140480), (439, 126080), (640, 86483), (788, 70240), (878, 63040), (985, 56192), (1576, 35120), (1756, 31520), (1970, 28096), (2195, 25216), (3152, 17560), (3512, 15760), (3940, 14048), (4390, 12608), (6304, 8780), (7024, 7880)]