155220175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{564437}}^1$

素因数の和:564458

約数の個数: 12

約数和(自身を含む): 209970936

約数和(自身を除く): 54750761

約数列:

[1, 5, 11, 25, 55, 275, 564437, 2822185, 6208807, 14110925, 31044035, 155220175]

約数ペア:

[(1, 155220175), (5, 31044035), (11, 14110925), (25, 6208807), (55, 2822185), (275, 564437)]