66881276

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 151070976

約数和(自身を除く): 84189700

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 67, 77, 98, 134, 154, 196, 268, 308, 463, 469, 539, 737, 926, 938, 1078, 1474, 1852, 1876, 2156, 2948, 3241, 3283, 5093, 5159, 6482, 6566, 10186, 10318, 12964, 13132, 20372, 20636, 22687, 31021, 35651, 36113, 45374, 62042, 71302, 72226, 90748, 124084, 142604, 144452, 217147, 249557, 341231, 434294, 499114, 682462, 868588, 998228, 1364924, 1520029, 2388617, 3040058, 4777234, 6080116, 9554468, 16720319, 33440638, 66881276]

約数ペア:

[(1, 66881276), (2, 33440638), (4, 16720319), (7, 9554468), (11, 6080116), (14, 4777234), (22, 3040058), (28, 2388617), (44, 1520029), (49, 1364924), (67, 998228), (77, 868588), (98, 682462), (134, 499114), (154, 434294), (196, 341231), (268, 249557), (308, 217147), (463, 144452), (469, 142604), (539, 124084), (737, 90748), (926, 72226), (938, 71302), (1078, 62042), (1474, 45374), (1852, 36113), (1876, 35651), (2156, 31021), (2948, 22687), (3241, 20636), (3283, 20372), (5093, 13132), (5159, 12964), (6482, 10318), (6566, 10186)]