31904894080

素因数分解:

$2^7\times 5^1\times {\mathrm{1811}}^1\times {\mathrm{27527}}^1$

素因数の和:29357

約数の個数: 64

約数和(自身を含む): 76317526080

約数和(自身を除く): 44412632000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1811, 3622, 7244, 9055, 14488, 18110, 27527, 28976, 36220, 55054, 57952, 72440, 110108, 115904, 137635, 144880, 220216, 231808, 275270, 289760, 440432, 550540, 579520, 880864, 1101080, 1159040, 1761728, 2202160, 3523456, 4404320, 8808640, 17617280, 49851397, 99702794, 199405588, 249256985, 398811176, 498513970, 797622352, 997027940, 1595244704, 1994055880, 3190489408, 3988111760, 6380978816, 7976223520, 15952447040, 31904894080]

約数ペア:

[(1, 31904894080), (2, 15952447040), (4, 7976223520), (5, 6380978816), (8, 3988111760), (10, 3190489408), (16, 1994055880), (20, 1595244704), (32, 997027940), (40, 797622352), (64, 498513970), (80, 398811176), (128, 249256985), (160, 199405588), (320, 99702794), (640, 49851397), (1811, 17617280), (3622, 8808640), (7244, 4404320), (9055, 3523456), (14488, 2202160), (18110, 1761728), (27527, 1159040), (28976, 1101080), (36220, 880864), (55054, 579520), (57952, 550540), (72440, 440432), (110108, 289760), (115904, 275270), (137635, 231808), (144880, 220216)]