2574172208

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{19919}}^1$

素因数の和:20165

約数の個数: 40

約数和(自身を含む): 5135296320

約数和(自身を除く): 2561124112

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 197, 328, 394, 656, 788, 1576, 3152, 8077, 16154, 19919, 32308, 39838, 64616, 79676, 129232, 159352, 318704, 816679, 1633358, 3266716, 3924043, 6533432, 7848086, 13066864, 15696172, 31392344, 62784688, 160885763, 321771526, 643543052, 1287086104, 2574172208]

約数ペア:

[(1, 2574172208), (2, 1287086104), (4, 643543052), (8, 321771526), (16, 160885763), (41, 62784688), (82, 31392344), (164, 15696172), (197, 13066864), (328, 7848086), (394, 6533432), (656, 3924043), (788, 3266716), (1576, 1633358), (3152, 816679), (8077, 318704), (16154, 159352), (19919, 129232), (32308, 79676), (39838, 64616)]