20163690085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{2663}}^1$

素因数の和:3034

約数の個数: 64

約数和(自身を含む): 30713831424

約数和(自身を除く): 10550141339

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 277, 355, 385, 497, 781, 1385, 1939, 2485, 2663, 3047, 3905, 5467, 9695, 13315, 15235, 18641, 19667, 21329, 27335, 29293, 93205, 98335, 106645, 137669, 146465, 189073, 205051, 216337, 688345, 737651, 945365, 1025255, 1081685, 1323511, 1514359, 2079803, 3688255, 5163557, 6617555, 7571795, 8114161, 10399015, 14558621, 25817785, 40570805, 52373221, 56799127, 72793105, 261866105, 283995635, 366612547, 576105431, 1833062735, 2880527155, 4032738017, 20163690085]

約数ペア:

[(1, 20163690085), (5, 4032738017), (7, 2880527155), (11, 1833062735), (35, 576105431), (55, 366612547), (71, 283995635), (77, 261866105), (277, 72793105), (355, 56799127), (385, 52373221), (497, 40570805), (781, 25817785), (1385, 14558621), (1939, 10399015), (2485, 8114161), (2663, 7571795), (3047, 6617555), (3905, 5163557), (5467, 3688255), (9695, 2079803), (13315, 1514359), (15235, 1323511), (18641, 1081685), (19667, 1025255), (21329, 945365), (27335, 737651), (29293, 688345), (93205, 216337), (98335, 205051), (106645, 189073), (137669, 146465)]