81565632

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 168

約数和(自身を含む): 255574800

約数和(自身を除く): 174009168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 64, 72, 76, 87, 96, 114, 116, 144, 152, 171, 174, 192, 228, 232, 257, 261, 288, 304, 342, 348, 456, 464, 514, 522, 551, 576, 608, 684, 696, 771, 912, 928, 1028, 1044, 1102, 1216, 1368, 1392, 1542, 1653, 1824, 1856, 2056, 2088, 2204, 2313, 2736, 2784, 3084, 3306, 3648, 4112, 4176, 4408, 4626, 4883, 4959, 5472, 5568, 6168, 6612, 7453, 8224, 8352, 8816, 9252, 9766, 9918, 10944, 12336, 13224, 14649, 14906, 16448, 16704, 17632, 18504, 19532, 19836, 22359, 24672, 26448, 29298, 29812, 35264, 37008, 39064, 39672, 43947, 44718, 49344, 52896, 58596, 59624, 67077, 74016, 78128, 79344, 87894, 89436, 105792, 117192, 119248, 134154, 141607, 148032, 156256, 158688, 175788, 178872, 234384, 238496, 268308, 283214, 312512, 317376, 351576, 357744, 424821, 468768, 476992, 536616, 566428, 703152, 715488, 849642, 937536, 1073232, 1132856, 1274463, 1406304, 1430976, 1699284, 2146464, 2265712, 2548926, 2812608, 3398568, 4292928, 4531424, 5097852, 6797136, 9062848, 10195704, 13594272, 20391408, 27188544, 40782816, 81565632]

約数ペア:

[(1, 81565632), (2, 40782816), (3, 27188544), (4, 20391408), (6, 13594272), (8, 10195704), (9, 9062848), (12, 6797136), (16, 5097852), (18, 4531424), (19, 4292928), (24, 3398568), (29, 2812608), (32, 2548926), (36, 2265712), (38, 2146464), (48, 1699284), (57, 1430976), (58, 1406304), (64, 1274463), (72, 1132856), (76, 1073232), (87, 937536), (96, 849642), (114, 715488), (116, 703152), (144, 566428), (152, 536616), (171, 476992), (174, 468768), (192, 424821), (228, 357744), (232, 351576), (257, 317376), (261, 312512), (288, 283214), (304, 268308), (342, 238496), (348, 234384), (456, 178872), (464, 175788), (514, 158688), (522, 156256), (551, 148032), (576, 141607), (608, 134154), (684, 119248), (696, 117192), (771, 105792), (912, 89436), (928, 87894), (1028, 79344), (1044, 78128), (1102, 74016), (1216, 67077), (1368, 59624), (1392, 58596), (1542, 52896), (1653, 49344), (1824, 44718), (1856, 43947), (2056, 39672), (2088, 39064), (2204, 37008), (2313, 35264), (2736, 29812), (2784, 29298), (3084, 26448), (3306, 24672), (3648, 22359), (4112, 19836), (4176, 19532), (4408, 18504), (4626, 17632), (4883, 16704), (4959, 16448), (5472, 14906), (5568, 14649), (6168, 13224), (6612, 12336), (7453, 10944), (8224, 9918), (8352, 9766), (8816, 9252)]