66755920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10837}}^1$

素因数の和:10868

約数の個数: 80

約数和(自身を含む): 193523328

約数和(自身を除く): 126767408

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 10837, 21674, 43348, 54185, 75859, 86696, 108370, 119207, 151718, 173392, 216740, 238414, 303436, 379295, 433480, 476828, 596035, 606872, 758590, 834449, 866960, 953656, 1192070, 1213744, 1517180, 1668898, 1907312, 2384140, 3034360, 3337796, 4172245, 4768280, 6068720, 6675592, 8344490, 9536560, 13351184, 16688980, 33377960, 66755920]

約数ペア:

[(1, 66755920), (2, 33377960), (4, 16688980), (5, 13351184), (7, 9536560), (8, 8344490), (10, 6675592), (11, 6068720), (14, 4768280), (16, 4172245), (20, 3337796), (22, 3034360), (28, 2384140), (35, 1907312), (40, 1668898), (44, 1517180), (55, 1213744), (56, 1192070), (70, 953656), (77, 866960), (80, 834449), (88, 758590), (110, 606872), (112, 596035), (140, 476828), (154, 433480), (176, 379295), (220, 303436), (280, 238414), (308, 216740), (385, 173392), (440, 151718), (560, 119207), (616, 108370), (770, 86696), (880, 75859), (1232, 54185), (1540, 43348), (3080, 21674), (6160, 10837)]