80319856

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{68767}}^1$

素因数の和:68848

約数の個数: 20

約数和(自身を含む): 157753792

約数和(自身を除く): 77433936

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 68767, 137534, 275068, 550136, 1100272, 5019991, 10039982, 20079964, 40159928, 80319856]

約数ペア:

[(1, 80319856), (2, 40159928), (4, 20079964), (8, 10039982), (16, 5019991), (73, 1100272), (146, 550136), (292, 275068), (584, 137534), (1168, 68767)]