166320080

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21433}}^1$

素因数の和:21543

約数の個数: 40

約数和(自身を含む): 390698952

約数和(自身を除く): 224378872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 21433, 42866, 85732, 107165, 171464, 214330, 342928, 428660, 857320, 1714640, 2079001, 4158002, 8316004, 10395005, 16632008, 20790010, 33264016, 41580020, 83160040, 166320080]

約数ペア:

[(1, 166320080), (2, 83160040), (4, 41580020), (5, 33264016), (8, 20790010), (10, 16632008), (16, 10395005), (20, 8316004), (40, 4158002), (80, 2079001), (97, 1714640), (194, 857320), (388, 428660), (485, 342928), (776, 214330), (970, 171464), (1552, 107165), (1940, 85732), (3880, 42866), (7760, 21433)]