53907080

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6841}}^1$

素因数の和:7049

約数の個数: 32

約数和(自身を含む): 121924440

約数和(自身を除く): 68017360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 6841, 7880, 13682, 27364, 34205, 54728, 68410, 136820, 273640, 1347677, 2695354, 5390708, 6738385, 10781416, 13476770, 26953540, 53907080]

約数ペア:

[(1, 53907080), (2, 26953540), (4, 13476770), (5, 10781416), (8, 6738385), (10, 5390708), (20, 2695354), (40, 1347677), (197, 273640), (394, 136820), (788, 68410), (985, 54728), (1576, 34205), (1970, 27364), (3940, 13682), (6841, 7880)]