81090544

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 80

約数和(自身を含む): 175703040

約数和(自身を除く): 94612496

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 59, 62, 68, 118, 124, 136, 163, 236, 248, 272, 326, 472, 496, 527, 652, 944, 1003, 1054, 1304, 1829, 2006, 2108, 2608, 2771, 3658, 4012, 4216, 5053, 5542, 7316, 8024, 8432, 9617, 10106, 11084, 14632, 16048, 19234, 20212, 22168, 29264, 31093, 38468, 40424, 44336, 62186, 76936, 80848, 85901, 124372, 153872, 163489, 171802, 248744, 298127, 326978, 343604, 497488, 596254, 653956, 687208, 1192508, 1307912, 1374416, 2385016, 2615824, 4770032, 5068159, 10136318, 20272636, 40545272, 81090544]

約数ペア:

[(1, 81090544), (2, 40545272), (4, 20272636), (8, 10136318), (16, 5068159), (17, 4770032), (31, 2615824), (34, 2385016), (59, 1374416), (62, 1307912), (68, 1192508), (118, 687208), (124, 653956), (136, 596254), (163, 497488), (236, 343604), (248, 326978), (272, 298127), (326, 248744), (472, 171802), (496, 163489), (527, 153872), (652, 124372), (944, 85901), (1003, 80848), (1054, 76936), (1304, 62186), (1829, 44336), (2006, 40424), (2108, 38468), (2608, 31093), (2771, 29264), (3658, 22168), (4012, 20212), (4216, 19234), (5053, 16048), (5542, 14632), (7316, 11084), (8024, 10106), (8432, 9617)]