254165776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 551536128

約数和(自身を除く): 297370352

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 43, 62, 68, 86, 124, 136, 172, 248, 272, 344, 496, 527, 688, 701, 731, 1054, 1333, 1402, 1462, 2108, 2666, 2804, 2924, 4216, 5332, 5608, 5848, 8432, 10664, 11216, 11696, 11917, 21328, 21731, 22661, 23834, 30143, 43462, 45322, 47668, 60286, 86924, 90644, 95336, 120572, 173848, 181288, 190672, 241144, 347696, 362576, 369427, 482288, 512431, 738854, 934433, 1024862, 1477708, 1868866, 2049724, 2955416, 3737732, 4099448, 5910832, 7475464, 8198896, 14950928, 15885361, 31770722, 63541444, 127082888, 254165776]

約数ペア:

[(1, 254165776), (2, 127082888), (4, 63541444), (8, 31770722), (16, 15885361), (17, 14950928), (31, 8198896), (34, 7475464), (43, 5910832), (62, 4099448), (68, 3737732), (86, 2955416), (124, 2049724), (136, 1868866), (172, 1477708), (248, 1024862), (272, 934433), (344, 738854), (496, 512431), (527, 482288), (688, 369427), (701, 362576), (731, 347696), (1054, 241144), (1333, 190672), (1402, 181288), (1462, 173848), (2108, 120572), (2666, 95336), (2804, 90644), (2924, 86924), (4216, 60286), (5332, 47668), (5608, 45322), (5848, 43462), (8432, 30143), (10664, 23834), (11216, 22661), (11696, 21731), (11917, 21328)]