84199885

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 129686400

約数和(自身を除く): 45486515

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 157, 199, 245, 385, 539, 785, 995, 1099, 1393, 1727, 2189, 2695, 5495, 6965, 7693, 8635, 9751, 10945, 12089, 15323, 31243, 38465, 48755, 60445, 76615, 84623, 107261, 156215, 218701, 343673, 423115, 536305, 1093505, 1530907, 1718365, 2405711, 7654535, 12028555, 16839977, 84199885]

約数ペア:

[(1, 84199885), (5, 16839977), (7, 12028555), (11, 7654535), (35, 2405711), (49, 1718365), (55, 1530907), (77, 1093505), (157, 536305), (199, 423115), (245, 343673), (385, 218701), (539, 156215), (785, 107261), (995, 84623), (1099, 76615), (1393, 60445), (1727, 48755), (2189, 38465), (2695, 31243), (5495, 15323), (6965, 12089), (7693, 10945), (8635, 9751)]