680182561264

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{257}}^1\times {\mathrm{172127}}^1$

素因数の和:172454

約数の個数: 60

約数和(自身を含む): 1367042985792

約数和(自身を除く): 686860424528

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 257, 496, 514, 961, 1028, 1922, 2056, 3844, 4112, 7688, 7967, 15376, 15934, 31868, 63736, 127472, 172127, 246977, 344254, 493954, 688508, 987908, 1377016, 1975816, 2754032, 3951632, 5335937, 10671874, 21343748, 42687496, 44236639, 85374992, 88473278, 165414047, 176946556, 330828094, 353893112, 661656188, 707786224, 1323312376, 1371335809, 2646624752, 2742671618, 5485343236, 10970686472, 21941372944, 42511410079, 85022820158, 170045640316, 340091280632, 680182561264]

約数ペア:

[(1, 680182561264), (2, 340091280632), (4, 170045640316), (8, 85022820158), (16, 42511410079), (31, 21941372944), (62, 10970686472), (124, 5485343236), (248, 2742671618), (257, 2646624752), (496, 1371335809), (514, 1323312376), (961, 707786224), (1028, 661656188), (1922, 353893112), (2056, 330828094), (3844, 176946556), (4112, 165414047), (7688, 88473278), (7967, 85374992), (15376, 44236639), (15934, 42687496), (31868, 21343748), (63736, 10671874), (127472, 5335937), (172127, 3951632), (246977, 2754032), (344254, 1975816), (493954, 1377016), (688508, 987908)]