55288640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 112

約数和(自身を含む): 145938240

約数和(自身を除く): 90649600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 113, 139, 160, 176, 220, 226, 278, 320, 352, 440, 452, 556, 565, 695, 704, 880, 904, 1112, 1130, 1243, 1390, 1529, 1760, 1808, 2224, 2260, 2486, 2780, 3058, 3520, 3616, 4448, 4520, 4972, 5560, 6116, 6215, 7232, 7645, 8896, 9040, 9944, 11120, 12232, 12430, 15290, 15707, 18080, 19888, 22240, 24464, 24860, 30580, 31414, 36160, 39776, 44480, 48928, 49720, 61160, 62828, 78535, 79552, 97856, 99440, 122320, 125656, 157070, 172777, 198880, 244640, 251312, 314140, 345554, 397760, 489280, 502624, 628280, 691108, 863885, 1005248, 1256560, 1382216, 1727770, 2513120, 2764432, 3455540, 5026240, 5528864, 6911080, 11057728, 13822160, 27644320, 55288640]

約数ペア:

[(1, 55288640), (2, 27644320), (4, 13822160), (5, 11057728), (8, 6911080), (10, 5528864), (11, 5026240), (16, 3455540), (20, 2764432), (22, 2513120), (32, 1727770), (40, 1382216), (44, 1256560), (55, 1005248), (64, 863885), (80, 691108), (88, 628280), (110, 502624), (113, 489280), (139, 397760), (160, 345554), (176, 314140), (220, 251312), (226, 244640), (278, 198880), (320, 172777), (352, 157070), (440, 125656), (452, 122320), (556, 99440), (565, 97856), (695, 79552), (704, 78535), (880, 62828), (904, 61160), (1112, 49720), (1130, 48928), (1243, 44480), (1390, 39776), (1529, 36160), (1760, 31414), (1808, 30580), (2224, 24860), (2260, 24464), (2486, 22240), (2780, 19888), (3058, 18080), (3520, 15707), (3616, 15290), (4448, 12430), (4520, 12232), (4972, 11120), (5560, 9944), (6116, 9040), (6215, 8896), (7232, 7645)]