826670312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 1694967120

約数和(自身を除く): 868296808

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 197, 257, 314, 394, 514, 628, 788, 1028, 1256, 1576, 2041, 2056, 2561, 3341, 4082, 5122, 6682, 8164, 10244, 13364, 16328, 20488, 26728, 30929, 40349, 50629, 61858, 80698, 101258, 123716, 161396, 202516, 247432, 322792, 402077, 405032, 524537, 658177, 804154, 1049074, 1316354, 1608308, 2098148, 2632708, 3216616, 4196296, 5265416, 7948753, 15897506, 31795012, 63590024, 103333789, 206667578, 413335156, 826670312]

約数ペア:

[(1, 826670312), (2, 413335156), (4, 206667578), (8, 103333789), (13, 63590024), (26, 31795012), (52, 15897506), (104, 7948753), (157, 5265416), (197, 4196296), (257, 3216616), (314, 2632708), (394, 2098148), (514, 1608308), (628, 1316354), (788, 1049074), (1028, 804154), (1256, 658177), (1576, 524537), (2041, 405032), (2056, 402077), (2561, 322792), (3341, 247432), (4082, 202516), (5122, 161396), (6682, 123716), (8164, 101258), (10244, 80698), (13364, 61858), (16328, 50629), (20488, 40349), (26728, 30929)]