25972128

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1027

約数の個数: 144

約数和(自身を含む): 90994176

約数和(自身を除く): 65022048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 991, 1008, 1092, 1248, 1456, 1638, 1872, 1982, 2016, 2184, 2912, 2973, 3276, 3744, 3964, 4368, 5946, 6552, 6937, 7928, 8736, 8919, 11892, 12883, 13104, 13874, 15856, 17838, 20811, 23784, 25766, 26208, 27748, 31712, 35676, 38649, 41622, 47568, 51532, 55496, 62433, 71352, 77298, 83244, 90181, 95136, 103064, 110992, 115947, 124866, 142704, 154596, 166488, 180362, 206128, 221984, 231894, 249732, 270543, 285408, 309192, 332976, 360724, 412256, 463788, 499464, 541086, 618384, 665952, 721448, 811629, 927576, 998928, 1082172, 1236768, 1442896, 1623258, 1855152, 1997856, 2164344, 2885792, 3246516, 3710304, 4328688, 6493032, 8657376, 12986064, 25972128]

約数ペア:

[(1, 25972128), (2, 12986064), (3, 8657376), (4, 6493032), (6, 4328688), (7, 3710304), (8, 3246516), (9, 2885792), (12, 2164344), (13, 1997856), (14, 1855152), (16, 1623258), (18, 1442896), (21, 1236768), (24, 1082172), (26, 998928), (28, 927576), (32, 811629), (36, 721448), (39, 665952), (42, 618384), (48, 541086), (52, 499464), (56, 463788), (63, 412256), (72, 360724), (78, 332976), (84, 309192), (91, 285408), (96, 270543), (104, 249732), (112, 231894), (117, 221984), (126, 206128), (144, 180362), (156, 166488), (168, 154596), (182, 142704), (208, 124866), (224, 115947), (234, 110992), (252, 103064), (273, 95136), (288, 90181), (312, 83244), (336, 77298), (364, 71352), (416, 62433), (468, 55496), (504, 51532), (546, 47568), (624, 41622), (672, 38649), (728, 35676), (819, 31712), (936, 27748), (991, 26208), (1008, 25766), (1092, 23784), (1248, 20811), (1456, 17838), (1638, 15856), (1872, 13874), (1982, 13104), (2016, 12883), (2184, 11892), (2912, 8919), (2973, 8736), (3276, 7928), (3744, 6937), (3964, 6552), (4368, 5946)]