675721280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1436

約数の個数: 112

約数和(自身を含む): 1747845120

約数和(自身を除く): 1072123840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 130, 160, 208, 254, 260, 320, 416, 508, 520, 635, 832, 1016, 1040, 1270, 1279, 1651, 2032, 2080, 2540, 2558, 3302, 4064, 4160, 5080, 5116, 6395, 6604, 8128, 8255, 10160, 10232, 12790, 13208, 16510, 16627, 20320, 20464, 25580, 26416, 33020, 33254, 40640, 40928, 51160, 52832, 66040, 66508, 81856, 83135, 102320, 105664, 132080, 133016, 162433, 166270, 204640, 264160, 266032, 324866, 332540, 409280, 528320, 532064, 649732, 665080, 812165, 1064128, 1299464, 1330160, 1624330, 2111629, 2598928, 2660320, 3248660, 4223258, 5197856, 5320640, 6497320, 8446516, 10395712, 10558145, 12994640, 16893032, 21116290, 25989280, 33786064, 42232580, 51978560, 67572128, 84465160, 135144256, 168930320, 337860640, 675721280]

約数ペア:

[(1, 675721280), (2, 337860640), (4, 168930320), (5, 135144256), (8, 84465160), (10, 67572128), (13, 51978560), (16, 42232580), (20, 33786064), (26, 25989280), (32, 21116290), (40, 16893032), (52, 12994640), (64, 10558145), (65, 10395712), (80, 8446516), (104, 6497320), (127, 5320640), (130, 5197856), (160, 4223258), (208, 3248660), (254, 2660320), (260, 2598928), (320, 2111629), (416, 1624330), (508, 1330160), (520, 1299464), (635, 1064128), (832, 812165), (1016, 665080), (1040, 649732), (1270, 532064), (1279, 528320), (1651, 409280), (2032, 332540), (2080, 324866), (2540, 266032), (2558, 264160), (3302, 204640), (4064, 166270), (4160, 162433), (5080, 133016), (5116, 132080), (6395, 105664), (6604, 102320), (8128, 83135), (8255, 81856), (10160, 66508), (10232, 66040), (12790, 52832), (13208, 51160), (16510, 40928), (16627, 40640), (20320, 33254), (20464, 33020), (25580, 26416)]