204557164

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 435088752

約数和(自身を除く): 230531588

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 67, 74, 98, 134, 148, 196, 259, 268, 421, 469, 518, 842, 938, 1036, 1684, 1813, 1876, 2479, 2947, 3283, 3626, 4958, 5894, 6566, 7252, 9916, 11788, 13132, 15577, 17353, 20629, 28207, 31154, 34706, 41258, 56414, 62308, 69412, 82516, 109039, 112828, 121471, 197449, 218078, 242942, 394898, 436156, 485884, 763273, 789796, 1043659, 1382143, 1526546, 2087318, 2764286, 3053092, 4174636, 5528572, 7305613, 14611226, 29222452, 51139291, 102278582, 204557164]

約数ペア:

[(1, 204557164), (2, 102278582), (4, 51139291), (7, 29222452), (14, 14611226), (28, 7305613), (37, 5528572), (49, 4174636), (67, 3053092), (74, 2764286), (98, 2087318), (134, 1526546), (148, 1382143), (196, 1043659), (259, 789796), (268, 763273), (421, 485884), (469, 436156), (518, 394898), (842, 242942), (938, 218078), (1036, 197449), (1684, 121471), (1813, 112828), (1876, 109039), (2479, 82516), (2947, 69412), (3283, 62308), (3626, 56414), (4958, 41258), (5894, 34706), (6566, 31154), (7252, 28207), (9916, 20629), (11788, 17353), (13132, 15577)]