2686287775

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{11719}}^1$

素因数の和:11955

約数の個数: 24

約数和(自身を含む): 3413754720

約数和(自身を除く): 727466945

約数列:

[1, 5, 25, 53, 173, 265, 865, 1325, 4325, 9169, 11719, 45845, 58595, 229225, 292975, 621107, 2027387, 3105535, 10136935, 15527675, 50684675, 107451511, 537257555, 2686287775]

約数ペア:

[(1, 2686287775), (5, 537257555), (25, 107451511), (53, 50684675), (173, 15527675), (265, 10136935), (865, 3105535), (1325, 2027387), (4325, 621107), (9169, 292975), (11719, 229225), (45845, 58595)]