About the Number

31985536128

31985536127 ← → 31985536129

2進数表記:11101110010011111001000110010000000

漢数字表記:三百十九億八千五百五十三万六千百二十八

素因数分解:

2 7 × 3 1 × 7 1 × 13 1 × 31 1 × 29527 1

素因数の和:29595
約数の個数: 256
約数和(自身を含む): 107944919040
約数和(自身を除く): 75959382912

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 52, 56, 62, 64, 78, 84, 91, 93, 96, 104, 112, 124, 128, 156, 168, 182, 186, 192, 208, 217, 224, 248, 273, 312, 336, 364, 372, 384, 403, 416, 434, 448, 496, 546, 624, 651, 672, 728, 744, 806, 832, 868, 896, 992, 1092, 1209, 1248, 1302, 1344, 1456, 1488, 1612, 1664, 1736, 1984, 2184, 2418, 2496, 2604, 2688, 2821, 2912, 2976, 3224, 3472, 3968, 4368, 4836, 4992, 5208, 5642, 5824, 5952, 6448, 6944, 8463, 8736, 9672, 10416, 11284, 11648, 11904, 12896, 13888, 16926, 17472, 19344, 20832, 22568, 25792, 27776, 29527, 33852, 34944, 38688, 41664, 45136, 51584, 59054, 67704, 77376, 83328, 88581, 90272, 118108, 135408, 154752, 177162, 180544, 206689, 236216, 270816, 354324, 361088, 383851, 413378, 472432, 541632, 620067, 708648, 767702, 826756, 915337, 944864, 1083264, 1151553, 1240134, 1417296, 1535404, 1653512, 1830674, 1889728, 2303106, 2480268, 2686957, 2746011, 2834592, 3070808, 3307024, 3661348, 3779456, 4606212, 4960536, 5373914, 5492022, 5669184, 6141616, 6407359, 6614048, 7322696, 8060871, 9212424, 9921072, 10747828, 10984044, 11338368, 11899381, 12283232, 12814718, 13228096, 14645392, 16121742, 18424848, 19222077, 19842144, 21495656, 21968088, 23798762, 24566464, 25629436, 26456192, 29290784, 32243484, 35698143, 36849696, 38444154, 39684288, 42991312, 43936176, 47597524, 49132928, 51258872, 58581568, 64486968, 71396286, 73699392, 76888308, 79368576, 83295667, 85982624, 87872352, 95195048, 102517744, 117163136, 128973936, 142792572, 147398784, 153776616, 166591334, 171965248, 175744704, 190390096, 205035488, 249887001, 257947872, 285585144, 307553232, 333182668, 343930496, 351489408, 380780192, 410070976, 499774002, 515895744, 571170288, 615106464, 666365336, 761560384, 820141952, 999548004, 1031791488, 1142340576, 1230212928, 1332730672, 1523120768, 1999096008, 2284681152, 2460425856, 2665461344, 3998192016, 4569362304, 5330922688, 7996384032, 10661845376, 15992768064, 31985536128]

約数ペア:
[(1, 31985536128), (2, 15992768064), (3, 10661845376), (4, 7996384032), (6, 5330922688), (7, 4569362304), (8, 3998192016), (12, 2665461344), (13, 2460425856), (14, 2284681152), (16, 1999096008), (21, 1523120768), (24, 1332730672), (26, 1230212928), (28, 1142340576), (31, 1031791488), (32, 999548004), (39, 820141952), (42, 761560384), (48, 666365336), (52, 615106464), (56, 571170288), (62, 515895744), (64, 499774002), (78, 410070976), (84, 380780192), (91, 351489408), (93, 343930496), (96, 333182668), (104, 307553232), (112, 285585144), (124, 257947872), (128, 249887001), (156, 205035488), (168, 190390096), (182, 175744704), (186, 171965248), (192, 166591334), (208, 153776616), (217, 147398784), (224, 142792572), (248, 128973936), (273, 117163136), (312, 102517744), (336, 95195048), (364, 87872352), (372, 85982624), (384, 83295667), (403, 79368576), (416, 76888308), (434, 73699392), (448, 71396286), (496, 64486968), (546, 58581568), (624, 51258872), (651, 49132928), (672, 47597524), (728, 43936176), (744, 42991312), (806, 39684288), (832, 38444154), (868, 36849696), (896, 35698143), (992, 32243484), (1092, 29290784), (1209, 26456192), (1248, 25629436), (1302, 24566464), (1344, 23798762), (1456, 21968088), (1488, 21495656), (1612, 19842144), (1664, 19222077), (1736, 18424848), (1984, 16121742), (2184, 14645392), (2418, 13228096), (2496, 12814718), (2604, 12283232), (2688, 11899381), (2821, 11338368), (2912, 10984044), (2976, 10747828), (3224, 9921072), (3472, 9212424), (3968, 8060871), (4368, 7322696), (4836, 6614048), (4992, 6407359), (5208, 6141616), (5642, 5669184), (5824, 5492022), (5952, 5373914), (6448, 4960536), (6944, 4606212), (8463, 3779456), (8736, 3661348), (9672, 3307024), (10416, 3070808), (11284, 2834592), (11648, 2746011), (11904, 2686957), (12896, 2480268), (13888, 2303106), (16926, 1889728), (17472, 1830674), (19344, 1653512), (20832, 1535404), (22568, 1417296), (25792, 1240134), (27776, 1151553), (29527, 1083264), (33852, 944864), (34944, 915337), (38688, 826756), (41664, 767702), (45136, 708648), (51584, 620067), (59054, 541632), (67704, 472432), (77376, 413378), (83328, 383851), (88581, 361088), (90272, 354324), (118108, 270816), (135408, 236216), (154752, 206689), (177162, 180544)]

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