795520640

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:410

約数の個数: 128

約数和(自身を含む): 1969513920

約数和(自身を除く): 1173993280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 137, 160, 172, 211, 215, 274, 320, 344, 422, 430, 548, 640, 685, 688, 844, 860, 1055, 1096, 1370, 1376, 1688, 1720, 2110, 2192, 2740, 2752, 3376, 3440, 4220, 4384, 5480, 5504, 5891, 6752, 6880, 8440, 8768, 9073, 10960, 11782, 13504, 13760, 16880, 17536, 18146, 21920, 23564, 27008, 27520, 28907, 29455, 33760, 36292, 43840, 45365, 47128, 57814, 58910, 67520, 72584, 87680, 90730, 94256, 115628, 117820, 135040, 144535, 145168, 181460, 188512, 231256, 235640, 289070, 290336, 362920, 377024, 462512, 471280, 578140, 580672, 725840, 754048, 925024, 942560, 1156280, 1161344, 1243001, 1451680, 1850048, 1885120, 2312560, 2486002, 2903360, 3700096, 3770240, 4625120, 4972004, 5806720, 6215005, 9250240, 9944008, 12430010, 18500480, 19888016, 24860020, 39776032, 49720040, 79552064, 99440080, 159104128, 198880160, 397760320, 795520640]

約数ペア:

[(1, 795520640), (2, 397760320), (4, 198880160), (5, 159104128), (8, 99440080), (10, 79552064), (16, 49720040), (20, 39776032), (32, 24860020), (40, 19888016), (43, 18500480), (64, 12430010), (80, 9944008), (86, 9250240), (128, 6215005), (137, 5806720), (160, 4972004), (172, 4625120), (211, 3770240), (215, 3700096), (274, 2903360), (320, 2486002), (344, 2312560), (422, 1885120), (430, 1850048), (548, 1451680), (640, 1243001), (685, 1161344), (688, 1156280), (844, 942560), (860, 925024), (1055, 754048), (1096, 725840), (1370, 580672), (1376, 578140), (1688, 471280), (1720, 462512), (2110, 377024), (2192, 362920), (2740, 290336), (2752, 289070), (3376, 235640), (3440, 231256), (4220, 188512), (4384, 181460), (5480, 145168), (5504, 144535), (5891, 135040), (6752, 117820), (6880, 115628), (8440, 94256), (8768, 90730), (9073, 87680), (10960, 72584), (11782, 67520), (13504, 58910), (13760, 57814), (16880, 47128), (17536, 45365), (18146, 43840), (21920, 36292), (23564, 33760), (27008, 29455), (27520, 28907)]