51240644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 120422400

約数和(自身を除く): 69181756

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 182, 217, 239, 247, 266, 364, 403, 434, 478, 494, 532, 589, 806, 868, 956, 988, 1178, 1612, 1673, 1729, 2356, 2821, 3107, 3346, 3458, 4123, 4541, 5642, 6214, 6692, 6916, 7409, 7657, 8246, 9082, 11284, 12428, 14818, 15314, 16492, 18164, 21749, 29636, 30628, 31787, 43498, 51863, 53599, 59033, 63574, 86996, 96317, 103726, 107198, 118066, 127148, 140771, 192634, 207452, 214396, 236132, 281542, 385268, 413231, 563084, 674219, 826462, 985397, 1348438, 1652924, 1830023, 1970794, 2696876, 3660046, 3941588, 7320092, 12810161, 25620322, 51240644]

約数ペア:

[(1, 51240644), (2, 25620322), (4, 12810161), (7, 7320092), (13, 3941588), (14, 3660046), (19, 2696876), (26, 1970794), (28, 1830023), (31, 1652924), (38, 1348438), (52, 985397), (62, 826462), (76, 674219), (91, 563084), (124, 413231), (133, 385268), (182, 281542), (217, 236132), (239, 214396), (247, 207452), (266, 192634), (364, 140771), (403, 127148), (434, 118066), (478, 107198), (494, 103726), (532, 96317), (589, 86996), (806, 63574), (868, 59033), (956, 53599), (988, 51863), (1178, 43498), (1612, 31787), (1673, 30628), (1729, 29636), (2356, 21749), (2821, 18164), (3107, 16492), (3346, 15314), (3458, 14818), (4123, 12428), (4541, 11284), (5642, 9082), (6214, 8246), (6692, 7657), (6916, 7409)]