2018771675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 2707540992

約数和(自身を除く): 688769317

約数列:

[1, 5, 17, 25, 85, 103, 107, 425, 431, 515, 535, 1751, 1819, 2155, 2575, 2675, 7327, 8755, 9095, 10775, 11021, 36635, 43775, 44393, 45475, 46117, 55105, 183175, 187357, 221965, 230585, 275525, 754681, 783989, 936785, 1109825, 1152925, 3773405, 3919945, 4683925, 4750051, 18867025, 19599725, 23750255, 80750867, 118751275, 403754335, 2018771675]

約数ペア:

[(1, 2018771675), (5, 403754335), (17, 118751275), (25, 80750867), (85, 23750255), (103, 19599725), (107, 18867025), (425, 4750051), (431, 4683925), (515, 3919945), (535, 3773405), (1751, 1152925), (1819, 1109825), (2155, 936785), (2575, 783989), (2675, 754681), (7327, 275525), (8755, 230585), (9095, 221965), (10775, 187357), (11021, 183175), (36635, 55105), (43775, 46117), (44393, 45475)]