66500775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 131751984

約数和(自身を除く): 65251209

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 97, 99, 165, 225, 275, 277, 291, 485, 495, 825, 831, 873, 1067, 1385, 1455, 2425, 2475, 2493, 3047, 3201, 4155, 4365, 5335, 6925, 7275, 9141, 9603, 12465, 15235, 16005, 20775, 21825, 26675, 26869, 27423, 45705, 48015, 62325, 76175, 80025, 80607, 134345, 137115, 228525, 240075, 241821, 295559, 403035, 671725, 685575, 886677, 1209105, 1477795, 2015175, 2660031, 4433385, 6045525, 7388975, 13300155, 22166925, 66500775]

約数ペア:

[(1, 66500775), (3, 22166925), (5, 13300155), (9, 7388975), (11, 6045525), (15, 4433385), (25, 2660031), (33, 2015175), (45, 1477795), (55, 1209105), (75, 886677), (97, 685575), (99, 671725), (165, 403035), (225, 295559), (275, 241821), (277, 240075), (291, 228525), (485, 137115), (495, 134345), (825, 80607), (831, 80025), (873, 76175), (1067, 62325), (1385, 48015), (1455, 45705), (2425, 27423), (2475, 26869), (2493, 26675), (3047, 21825), (3201, 20775), (4155, 16005), (4365, 15235), (5335, 12465), (6925, 9603), (7275, 9141)]