80156444

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{282241}}^1$

素因数の和:282316

約数の個数: 12

約数和(自身を含む): 142249968

約数和(自身を除く): 62093524

約数列:

[1, 2, 4, 71, 142, 284, 282241, 564482, 1128964, 20039111, 40078222, 80156444]

約数ペア:

[(1, 80156444), (2, 40078222), (4, 20039111), (71, 1128964), (142, 564482), (284, 282241)]