54904739840

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{673}}^1$

素因数の和:988

約数の個数: 192

約数和(自身を含む): 136720846080

約数和(自身を除く): 81816106240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 257, 310, 320, 496, 512, 514, 620, 640, 673, 992, 1024, 1028, 1240, 1280, 1285, 1346, 1984, 2048, 2056, 2480, 2560, 2570, 2692, 3365, 3968, 4112, 4960, 5120, 5140, 5384, 6730, 7936, 7967, 8224, 9920, 10240, 10280, 10768, 13460, 15872, 15934, 16448, 19840, 20560, 20863, 21536, 26920, 31744, 31868, 32896, 39680, 39835, 41120, 41726, 43072, 53840, 63488, 63736, 65792, 79360, 79670, 82240, 83452, 86144, 104315, 107680, 127472, 131584, 158720, 159340, 164480, 166904, 172288, 172961, 208630, 215360, 254944, 263168, 317440, 318680, 328960, 333808, 344576, 345922, 417260, 430720, 509888, 526336, 637360, 657920, 667616, 689152, 691844, 834520, 861440, 864805, 1019776, 1274720, 1315840, 1335232, 1378304, 1383688, 1669040, 1722880, 1729610, 2039552, 2549440, 2631680, 2670464, 2767376, 3338080, 3445760, 3459220, 4079104, 5098880, 5340928, 5361791, 5534752, 6676160, 6891520, 6918440, 8158208, 10197760, 10681856, 10723582, 11069504, 13352320, 13836880, 16316416, 20395520, 21363712, 21447164, 22139008, 26704640, 26808955, 27673760, 40791040, 42727424, 42894328, 44278016, 53409280, 53617910, 55347520, 81582080, 85788656, 88556032, 106818560, 107235820, 110695040, 171577312, 177112064, 213637120, 214471640, 221390080, 343154624, 354224128, 428943280, 442780160, 686309248, 857886560, 885560320, 1372618496, 1715773120, 1771120640, 2745236992, 3431546240, 5490473984, 6863092480, 10980947968, 13726184960, 27452369920, 54904739840]

約数ペア:

[(1, 54904739840), (2, 27452369920), (4, 13726184960), (5, 10980947968), (8, 6863092480), (10, 5490473984), (16, 3431546240), (20, 2745236992), (31, 1771120640), (32, 1715773120), (40, 1372618496), (62, 885560320), (64, 857886560), (80, 686309248), (124, 442780160), (128, 428943280), (155, 354224128), (160, 343154624), (248, 221390080), (256, 214471640), (257, 213637120), (310, 177112064), (320, 171577312), (496, 110695040), (512, 107235820), (514, 106818560), (620, 88556032), (640, 85788656), (673, 81582080), (992, 55347520), (1024, 53617910), (1028, 53409280), (1240, 44278016), (1280, 42894328), (1285, 42727424), (1346, 40791040), (1984, 27673760), (2048, 26808955), (2056, 26704640), (2480, 22139008), (2560, 21447164), (2570, 21363712), (2692, 20395520), (3365, 16316416), (3968, 13836880), (4112, 13352320), (4960, 11069504), (5120, 10723582), (5140, 10681856), (5384, 10197760), (6730, 8158208), (7936, 6918440), (7967, 6891520), (8224, 6676160), (9920, 5534752), (10240, 5361791), (10280, 5340928), (10768, 5098880), (13460, 4079104), (15872, 3459220), (15934, 3445760), (16448, 3338080), (19840, 2767376), (20560, 2670464), (20863, 2631680), (21536, 2549440), (26920, 2039552), (31744, 1729610), (31868, 1722880), (32896, 1669040), (39680, 1383688), (39835, 1378304), (41120, 1335232), (41726, 1315840), (43072, 1274720), (53840, 1019776), (63488, 864805), (63736, 861440), (65792, 834520), (79360, 691844), (79670, 689152), (82240, 667616), (83452, 657920), (86144, 637360), (104315, 526336), (107680, 509888), (127472, 430720), (131584, 417260), (158720, 345922), (159340, 344576), (164480, 333808), (166904, 328960), (172288, 318680), (172961, 317440), (208630, 263168), (215360, 254944)]