78850856

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:954

約数の個数: 64

約数和(自身を含む): 177914880

約数和(自身を除く): 99064024

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 53, 56, 62, 106, 124, 212, 217, 248, 371, 424, 434, 742, 857, 868, 1484, 1643, 1714, 1736, 2968, 3286, 3428, 5999, 6572, 6856, 11501, 11998, 13144, 23002, 23996, 26567, 45421, 46004, 47992, 53134, 90842, 92008, 106268, 181684, 185969, 212536, 317947, 363368, 371938, 635894, 743876, 1271788, 1408051, 1487752, 2543576, 2816102, 5632204, 9856357, 11264408, 19712714, 39425428, 78850856]

約数ペア:

[(1, 78850856), (2, 39425428), (4, 19712714), (7, 11264408), (8, 9856357), (14, 5632204), (28, 2816102), (31, 2543576), (53, 1487752), (56, 1408051), (62, 1271788), (106, 743876), (124, 635894), (212, 371938), (217, 363368), (248, 317947), (371, 212536), (424, 185969), (434, 181684), (742, 106268), (857, 92008), (868, 90842), (1484, 53134), (1643, 47992), (1714, 46004), (1736, 45421), (2968, 26567), (3286, 23996), (3428, 23002), (5999, 13144), (6572, 11998), (6856, 11501)]