66887775

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 137736720

約数和(自身を除く): 70848945

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 29, 45, 51, 67, 75, 81, 85, 87, 135, 145, 153, 201, 225, 255, 261, 335, 405, 425, 435, 459, 493, 603, 675, 725, 765, 783, 1005, 1139, 1275, 1305, 1377, 1479, 1675, 1809, 1943, 2025, 2175, 2295, 2349, 2465, 3015, 3417, 3825, 3915, 4437, 5025, 5427, 5695, 5829, 6525, 6885, 7395, 9045, 9715, 10251, 11475, 11745, 12325, 13311, 15075, 17085, 17487, 19575, 22185, 27135, 28475, 29145, 30753, 33031, 34425, 36975, 39933, 45225, 48575, 51255, 52461, 58725, 66555, 85425, 87435, 92259, 99093, 110925, 135675, 145725, 153765, 157383, 165155, 199665, 256275, 262305, 297279, 332775, 437175, 461295, 495465, 768825, 786915, 825775, 891837, 998325, 1311525, 1486395, 2306475, 2477325, 2675511, 3934575, 4459185, 7431975, 13377555, 22295925, 66887775]

約数ペア:

[(1, 66887775), (3, 22295925), (5, 13377555), (9, 7431975), (15, 4459185), (17, 3934575), (25, 2675511), (27, 2477325), (29, 2306475), (45, 1486395), (51, 1311525), (67, 998325), (75, 891837), (81, 825775), (85, 786915), (87, 768825), (135, 495465), (145, 461295), (153, 437175), (201, 332775), (225, 297279), (255, 262305), (261, 256275), (335, 199665), (405, 165155), (425, 157383), (435, 153765), (459, 145725), (493, 135675), (603, 110925), (675, 99093), (725, 92259), (765, 87435), (783, 85425), (1005, 66555), (1139, 58725), (1275, 52461), (1305, 51255), (1377, 48575), (1479, 45225), (1675, 39933), (1809, 36975), (1943, 34425), (2025, 33031), (2175, 30753), (2295, 29145), (2349, 28475), (2465, 27135), (3015, 22185), (3417, 19575), (3825, 17487), (3915, 17085), (4437, 15075), (5025, 13311), (5427, 12325), (5695, 11745), (5829, 11475), (6525, 10251), (6885, 9715), (7395, 9045)]