81543144

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{863}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 212336640

約数和(自身を除く): 130793496

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 127, 186, 248, 254, 372, 381, 508, 744, 762, 863, 1016, 1524, 1726, 2589, 3048, 3452, 3937, 5178, 6904, 7874, 10356, 11811, 15748, 20712, 23622, 26753, 31496, 47244, 53506, 80259, 94488, 107012, 109601, 160518, 214024, 219202, 321036, 328803, 438404, 642072, 657606, 876808, 1315212, 2630424, 3397631, 6795262, 10192893, 13590524, 20385786, 27181048, 40771572, 81543144]

約数ペア:

[(1, 81543144), (2, 40771572), (3, 27181048), (4, 20385786), (6, 13590524), (8, 10192893), (12, 6795262), (24, 3397631), (31, 2630424), (62, 1315212), (93, 876808), (124, 657606), (127, 642072), (186, 438404), (248, 328803), (254, 321036), (372, 219202), (381, 214024), (508, 160518), (744, 109601), (762, 107012), (863, 94488), (1016, 80259), (1524, 53506), (1726, 47244), (2589, 31496), (3048, 26753), (3452, 23622), (3937, 20712), (5178, 15748), (6904, 11811), (7874, 10356)]