155479168

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 335865600

約数和(自身を除く): 180386432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 223, 416, 419, 446, 832, 838, 892, 1664, 1676, 1784, 2899, 3352, 3568, 5447, 5798, 6704, 7136, 10894, 11596, 13408, 14272, 21788, 23192, 26816, 28544, 43576, 46384, 53632, 87152, 92768, 93437, 174304, 185536, 186874, 348608, 371072, 373748, 697216, 747496, 1214681, 1494992, 2429362, 2989984, 4858724, 5979968, 9717448, 11959936, 19434896, 38869792, 77739584, 155479168]

約数ペア:

[(1, 155479168), (2, 77739584), (4, 38869792), (8, 19434896), (13, 11959936), (16, 9717448), (26, 5979968), (32, 4858724), (52, 2989984), (64, 2429362), (104, 1494992), (128, 1214681), (208, 747496), (223, 697216), (416, 373748), (419, 371072), (446, 348608), (832, 186874), (838, 185536), (892, 174304), (1664, 93437), (1676, 92768), (1784, 87152), (2899, 53632), (3352, 46384), (3568, 43576), (5447, 28544), (5798, 26816), (6704, 23192), (7136, 21788), (10894, 14272), (11596, 13408)]