256439478525

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{33196049}}^1$

素因数の和:33196165

約数の個数: 24

約数和(自身を含む): 428096260800

約数和(自身を除く): 171656782275

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 515, 1545, 2575, 7725, 33196049, 99588147, 165980245, 497940735, 829901225, 2489703675, 3419193047, 10257579141, 17095965235, 51287895705, 85479826175, 256439478525]

約数ペア:

[(1, 256439478525), (3, 85479826175), (5, 51287895705), (15, 17095965235), (25, 10257579141), (75, 3419193047), (103, 2489703675), (309, 829901225), (515, 497940735), (1545, 165980245), (2575, 99588147), (7725, 33196049)]