1656207488

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:486

約数の個数: 128

約数和(自身を含む): 3716912640

約数和(自身を除く): 2060705152

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 97, 104, 124, 128, 194, 208, 248, 331, 388, 403, 416, 496, 662, 776, 806, 832, 992, 1261, 1324, 1552, 1612, 1664, 1984, 2522, 2648, 3007, 3104, 3224, 3968, 4303, 5044, 5296, 6014, 6208, 6448, 8606, 10088, 10261, 10592, 12028, 12416, 12896, 17212, 20176, 20522, 21184, 24056, 25792, 32107, 34424, 39091, 40352, 41044, 42368, 48112, 51584, 64214, 68848, 78182, 80704, 82088, 96224, 128428, 133393, 137696, 156364, 161408, 164176, 192448, 256856, 266786, 275392, 312728, 328352, 384896, 417391, 513712, 533572, 550784, 625456, 656704, 834782, 995317, 1027424, 1067144, 1250912, 1313408, 1669564, 1990634, 2054848, 2134288, 2501824, 3339128, 3981268, 4109696, 4268576, 5003648, 6678256, 7962536, 8537152, 12939121, 13356512, 15925072, 17074304, 25878242, 26713024, 31850144, 51756484, 53426048, 63700288, 103512968, 127400576, 207025936, 414051872, 828103744, 1656207488]

約数ペア:

[(1, 1656207488), (2, 828103744), (4, 414051872), (8, 207025936), (13, 127400576), (16, 103512968), (26, 63700288), (31, 53426048), (32, 51756484), (52, 31850144), (62, 26713024), (64, 25878242), (97, 17074304), (104, 15925072), (124, 13356512), (128, 12939121), (194, 8537152), (208, 7962536), (248, 6678256), (331, 5003648), (388, 4268576), (403, 4109696), (416, 3981268), (496, 3339128), (662, 2501824), (776, 2134288), (806, 2054848), (832, 1990634), (992, 1669564), (1261, 1313408), (1324, 1250912), (1552, 1067144), (1612, 1027424), (1664, 995317), (1984, 834782), (2522, 656704), (2648, 625456), (3007, 550784), (3104, 533572), (3224, 513712), (3968, 417391), (4303, 384896), (5044, 328352), (5296, 312728), (6014, 275392), (6208, 266786), (6448, 256856), (8606, 192448), (10088, 164176), (10261, 161408), (10592, 156364), (12028, 137696), (12416, 133393), (12896, 128428), (17212, 96224), (20176, 82088), (20522, 80704), (21184, 78182), (24056, 68848), (25792, 64214), (32107, 51584), (34424, 48112), (39091, 42368), (40352, 41044)]