About the Number

81450432

81450431 ← → 81450433

2進数表記:100110110101101010111000000

漢数字表記:八千百四十五万四百三十二

素因数分解:

2 6 × 3 2 × 7 1 × 20201 1

素因数の和:20226
約数の個数: 84
約数和(自身を含む): 266828016
約数和(自身を除く): 185377584

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 20201, 40402, 60603, 80804, 121206, 141407, 161608, 181809, 242412, 282814, 323216, 363618, 424221, 484824, 565628, 646432, 727236, 848442, 969648, 1131256, 1272663, 1292864, 1454472, 1696884, 1939296, 2262512, 2545326, 2908944, 3393768, 3878592, 4525024, 5090652, 5817888, 6787536, 9050048, 10181304, 11635776, 13575072, 20362608, 27150144, 40725216, 81450432]

約数ペア:
[(1, 81450432), (2, 40725216), (3, 27150144), (4, 20362608), (6, 13575072), (7, 11635776), (8, 10181304), (9, 9050048), (12, 6787536), (14, 5817888), (16, 5090652), (18, 4525024), (21, 3878592), (24, 3393768), (28, 2908944), (32, 2545326), (36, 2262512), (42, 1939296), (48, 1696884), (56, 1454472), (63, 1292864), (64, 1272663), (72, 1131256), (84, 969648), (96, 848442), (112, 727236), (126, 646432), (144, 565628), (168, 484824), (192, 424221), (224, 363618), (252, 323216), (288, 282814), (336, 242412), (448, 181809), (504, 161608), (576, 141407), (672, 121206), (1008, 80804), (1344, 60603), (2016, 40402), (4032, 20201)]

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