261567445808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1907}}^1\times {\mathrm{2731}}^1$

素因数の和:4762

約数の個数: 80

約数和(自身を含む): 526144646016

約数和(自身を除く): 264577200208

約数列:

[1, 2, 4, 8, 16, 43, 73, 86, 146, 172, 292, 344, 584, 688, 1168, 1907, 2731, 3139, 3814, 5462, 6278, 7628, 10924, 12556, 15256, 21848, 25112, 30512, 43696, 50224, 82001, 117433, 139211, 164002, 199363, 234866, 278422, 328004, 398726, 469732, 556844, 656008, 797452, 939464, 1113688, 1312016, 1594904, 1878928, 2227376, 3189808, 5208017, 5986073, 8572609, 10416034, 11972146, 17145218, 20832068, 23944292, 34290436, 41664136, 47888584, 68580872, 83328272, 95777168, 137161744, 223944731, 380185241, 447889462, 760370482, 895778924, 1520740964, 1791557848, 3041481928, 3583115696, 6082963856, 16347965363, 32695930726, 65391861452, 130783722904, 261567445808]

約数ペア:

[(1, 261567445808), (2, 130783722904), (4, 65391861452), (8, 32695930726), (16, 16347965363), (43, 6082963856), (73, 3583115696), (86, 3041481928), (146, 1791557848), (172, 1520740964), (292, 895778924), (344, 760370482), (584, 447889462), (688, 380185241), (1168, 223944731), (1907, 137161744), (2731, 95777168), (3139, 83328272), (3814, 68580872), (5462, 47888584), (6278, 41664136), (7628, 34290436), (10924, 23944292), (12556, 20832068), (15256, 17145218), (21848, 11972146), (25112, 10416034), (30512, 8572609), (43696, 5986073), (50224, 5208017), (82001, 3189808), (117433, 2227376), (139211, 1878928), (164002, 1594904), (199363, 1312016), (234866, 1113688), (278422, 939464), (328004, 797452), (398726, 656008), (469732, 556844)]