138978850

素因数分解:

$2^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{10333}}^1$

素因数の和:10614

約数の個数: 24

約数和(自身を含む): 259486740

約数和(自身を除く): 120507890

約数列:

[1, 2, 5, 10, 25, 50, 269, 538, 1345, 2690, 6725, 10333, 13450, 20666, 51665, 103330, 258325, 516650, 2779577, 5559154, 13897885, 27795770, 69489425, 138978850]

約数ペア:

[(1, 138978850), (2, 69489425), (5, 27795770), (10, 13897885), (25, 5559154), (50, 2779577), (269, 516650), (538, 258325), (1345, 103330), (2690, 51665), (6725, 20666), (10333, 13450)]