About the Number

131503872

131503871 ← → 131503873

2進数表記:111110101101001011100000000

漢数字表記:一億三千百五十万三千八百七十二

素因数分解:

2 8 × 3 1 × 83 1 × 2063 1

素因数の和:2165
約数の個数: 72
約数和(自身を含む): 354380544
約数和(自身を除く): 222876672

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 83, 96, 128, 166, 192, 249, 256, 332, 384, 498, 664, 768, 996, 1328, 1992, 2063, 2656, 3984, 4126, 5312, 6189, 7968, 8252, 10624, 12378, 15936, 16504, 21248, 24756, 31872, 33008, 49512, 63744, 66016, 99024, 132032, 171229, 198048, 264064, 342458, 396096, 513687, 528128, 684916, 792192, 1027374, 1369832, 1584384, 2054748, 2739664, 4109496, 5479328, 8218992, 10958656, 16437984, 21917312, 32875968, 43834624, 65751936, 131503872]

約数ペア:
[(1, 131503872), (2, 65751936), (3, 43834624), (4, 32875968), (6, 21917312), (8, 16437984), (12, 10958656), (16, 8218992), (24, 5479328), (32, 4109496), (48, 2739664), (64, 2054748), (83, 1584384), (96, 1369832), (128, 1027374), (166, 792192), (192, 684916), (249, 528128), (256, 513687), (332, 396096), (384, 342458), (498, 264064), (664, 198048), (768, 171229), (996, 132032), (1328, 99024), (1992, 66016), (2063, 63744), (2656, 49512), (3984, 33008), (4126, 31872), (5312, 24756), (6189, 21248), (7968, 16504), (8252, 15936), (10624, 12378)]

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