77156768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 72

約数和(自身を含む): 169910244

約数和(自身を除く): 92753476

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 193, 208, 248, 386, 403, 416, 496, 772, 806, 961, 992, 1544, 1612, 1922, 2509, 3088, 3224, 3844, 5018, 5983, 6176, 6448, 7688, 10036, 11966, 12493, 12896, 15376, 20072, 23932, 24986, 30752, 40144, 47864, 49972, 77779, 80288, 95728, 99944, 155558, 185473, 191456, 199888, 311116, 370946, 399776, 622232, 741892, 1244464, 1483784, 2411149, 2488928, 2967568, 4822298, 5935136, 9644596, 19289192, 38578384, 77156768]

約数ペア:

[(1, 77156768), (2, 38578384), (4, 19289192), (8, 9644596), (13, 5935136), (16, 4822298), (26, 2967568), (31, 2488928), (32, 2411149), (52, 1483784), (62, 1244464), (104, 741892), (124, 622232), (193, 399776), (208, 370946), (248, 311116), (386, 199888), (403, 191456), (416, 185473), (496, 155558), (772, 99944), (806, 95728), (961, 80288), (992, 77779), (1544, 49972), (1612, 47864), (1922, 40144), (2509, 30752), (3088, 24986), (3224, 23932), (3844, 20072), (5018, 15376), (5983, 12896), (6176, 12493), (6448, 11966), (7688, 10036)]