82084280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 194400000

約数和(自身を除く): 112315720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1240, 1249, 1643, 2120, 2498, 3286, 4996, 6245, 6572, 8215, 9992, 12490, 13144, 16430, 24980, 32860, 38719, 49960, 65720, 66197, 77438, 132394, 154876, 193595, 264788, 309752, 330985, 387190, 529576, 661970, 774380, 1323940, 1548760, 2052107, 2647880, 4104214, 8208428, 10260535, 16416856, 20521070, 41042140, 82084280]

約数ペア:

[(1, 82084280), (2, 41042140), (4, 20521070), (5, 16416856), (8, 10260535), (10, 8208428), (20, 4104214), (31, 2647880), (40, 2052107), (53, 1548760), (62, 1323940), (106, 774380), (124, 661970), (155, 529576), (212, 387190), (248, 330985), (265, 309752), (310, 264788), (424, 193595), (530, 154876), (620, 132394), (1060, 77438), (1240, 66197), (1249, 65720), (1643, 49960), (2120, 38719), (2498, 32860), (3286, 24980), (4996, 16430), (6245, 13144), (6572, 12490), (8215, 9992)]