200799640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{68767}}^1$

素因数の和:68851

約数の個数: 32

約数和(自身を含む): 457994880

約数和(自身を除く): 257195240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 68767, 137534, 275068, 343835, 550136, 687670, 1375340, 2750680, 5019991, 10039982, 20079964, 25099955, 40159928, 50199910, 100399820, 200799640]

約数ペア:

[(1, 200799640), (2, 100399820), (4, 50199910), (5, 40159928), (8, 25099955), (10, 20079964), (20, 10039982), (40, 5019991), (73, 2750680), (146, 1375340), (292, 687670), (365, 550136), (584, 343835), (730, 275068), (1460, 137534), (2920, 68767)]