66268915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 86002560

約数和(自身を除く): 19733645

約数列:

[1, 5, 29, 41, 71, 145, 157, 205, 355, 785, 1189, 2059, 2911, 4553, 5945, 6437, 10295, 11147, 14555, 22765, 32185, 55735, 84419, 186673, 323263, 422095, 457027, 933365, 1616315, 2285135, 13253783, 66268915]

約数ペア:

[(1, 66268915), (5, 13253783), (29, 2285135), (41, 1616315), (71, 933365), (145, 457027), (157, 422095), (205, 323263), (355, 186673), (785, 84419), (1189, 55735), (2059, 32185), (2911, 22765), (4553, 14555), (5945, 11147), (6437, 10295)]