685730785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 886394880

約数和(自身を除く): 200664095

約数列:

[1, 5, 17, 85, 127, 139, 457, 635, 695, 2159, 2285, 2363, 7769, 10795, 11815, 17653, 38845, 58039, 63523, 88265, 290195, 300101, 317615, 986663, 1079891, 1500505, 4933315, 5399455, 8067421, 40337105, 137146157, 685730785]

約数ペア:

[(1, 685730785), (5, 137146157), (17, 40337105), (85, 8067421), (127, 5399455), (139, 4933315), (457, 1500505), (635, 1079891), (695, 986663), (2159, 317615), (2285, 300101), (2363, 290195), (7769, 88265), (10795, 63523), (11815, 58039), (17653, 38845)]