8989850905

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{2053}}^1$

素因数の和:2426

約数の個数: 48

約数和(自身を含む): 12804586704

約数和(自身を除く): 3814735799

約数列:

[1, 5, 7, 35, 49, 61, 245, 293, 305, 427, 1465, 2051, 2053, 2135, 2989, 10255, 10265, 14357, 14371, 14945, 17873, 71785, 71855, 89365, 100597, 125111, 125233, 502985, 601529, 625555, 626165, 875777, 876631, 3007645, 4210703, 4378885, 4383155, 6136417, 21053515, 29474921, 30682085, 36693269, 147374605, 183466345, 256852883, 1284264415, 1797970181, 8989850905]

約数ペア:

[(1, 8989850905), (5, 1797970181), (7, 1284264415), (35, 256852883), (49, 183466345), (61, 147374605), (245, 36693269), (293, 30682085), (305, 29474921), (427, 21053515), (1465, 6136417), (2051, 4383155), (2053, 4378885), (2135, 4210703), (2989, 3007645), (10255, 876631), (10265, 875777), (14357, 626165), (14371, 625555), (14945, 601529), (17873, 502985), (71785, 125233), (71855, 125111), (89365, 100597)]