166156325

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1409}}^1$

素因数の和:1561

約数の個数: 24

約数和(自身を含む): 212430600

約数和(自身を除く): 46274275

約数列:

[1, 5, 25, 53, 89, 265, 445, 1325, 1409, 2225, 4717, 7045, 23585, 35225, 74677, 117925, 125401, 373385, 627005, 1866925, 3135025, 6646253, 33231265, 166156325]

約数ペア:

[(1, 166156325), (5, 33231265), (25, 6646253), (53, 3135025), (89, 1866925), (265, 627005), (445, 373385), (1325, 125401), (1409, 117925), (2225, 74677), (4717, 35225), (7045, 23585)]