51801204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 154949760

約数和(自身を除く): 103148556

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 41, 42, 52, 78, 82, 84, 89, 91, 123, 156, 164, 169, 178, 182, 246, 267, 273, 287, 338, 356, 364, 492, 507, 533, 534, 546, 574, 623, 676, 861, 1014, 1066, 1068, 1092, 1148, 1157, 1183, 1246, 1599, 1722, 1869, 2028, 2132, 2314, 2366, 2492, 3198, 3444, 3471, 3549, 3649, 3731, 3738, 4628, 4732, 6396, 6929, 6942, 7098, 7298, 7462, 7476, 8099, 10947, 11193, 13858, 13884, 14196, 14596, 14924, 15041, 16198, 20787, 21894, 22386, 24297, 25543, 27716, 30082, 32396, 41574, 43788, 44772, 45123, 47437, 48503, 48594, 51086, 60164, 76629, 83148, 90246, 94874, 97006, 97188, 102172, 105287, 142311, 145509, 153258, 180492, 189748, 194012, 210574, 284622, 291018, 306516, 315861, 332059, 421148, 569244, 582036, 616681, 631722, 664118, 996177, 1233362, 1263444, 1328236, 1850043, 1992354, 2466724, 3700086, 3984708, 4316767, 7400172, 8633534, 12950301, 17267068, 25900602, 51801204]

約数ペア:

[(1, 51801204), (2, 25900602), (3, 17267068), (4, 12950301), (6, 8633534), (7, 7400172), (12, 4316767), (13, 3984708), (14, 3700086), (21, 2466724), (26, 1992354), (28, 1850043), (39, 1328236), (41, 1263444), (42, 1233362), (52, 996177), (78, 664118), (82, 631722), (84, 616681), (89, 582036), (91, 569244), (123, 421148), (156, 332059), (164, 315861), (169, 306516), (178, 291018), (182, 284622), (246, 210574), (267, 194012), (273, 189748), (287, 180492), (338, 153258), (356, 145509), (364, 142311), (492, 105287), (507, 102172), (533, 97188), (534, 97006), (546, 94874), (574, 90246), (623, 83148), (676, 76629), (861, 60164), (1014, 51086), (1066, 48594), (1068, 48503), (1092, 47437), (1148, 45123), (1157, 44772), (1183, 43788), (1246, 41574), (1599, 32396), (1722, 30082), (1869, 27716), (2028, 25543), (2132, 24297), (2314, 22386), (2366, 21894), (2492, 20787), (3198, 16198), (3444, 15041), (3471, 14924), (3549, 14596), (3649, 14196), (3731, 13884), (3738, 13858), (4628, 11193), (4732, 10947), (6396, 8099), (6929, 7476), (6942, 7462), (7098, 7298)]