64574965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{409}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 95880960

約数和(自身を除く): 31305995

約数列:

[1, 5, 7, 13, 35, 65, 91, 347, 409, 455, 1735, 2045, 2429, 2863, 4511, 5317, 12145, 14315, 22555, 26585, 31577, 37219, 141923, 157885, 186095, 709615, 993461, 1844999, 4967305, 9224995, 12914993, 64574965]

約数ペア:

[(1, 64574965), (5, 12914993), (7, 9224995), (13, 4967305), (35, 1844999), (65, 993461), (91, 709615), (347, 186095), (409, 157885), (455, 141923), (1735, 37219), (2045, 31577), (2429, 26585), (2863, 22555), (4511, 14315), (5317, 12145)]