About the Number

87216

87215 ← → 87217

2進数表記:10101010010110000

漢数字表記:八万七千二百十六

素因数分解:

2 4 × 3 1 × 23 1 × 79 1

素因数の和:113
約数の個数: 40
約数和(自身を含む): 238080
約数和(自身を除く): 150864

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 79, 92, 138, 158, 184, 237, 276, 316, 368, 474, 552, 632, 948, 1104, 1264, 1817, 1896, 3634, 3792, 5451, 7268, 10902, 14536, 21804, 29072, 43608, 87216]

約数ペア:
[(1, 87216), (2, 43608), (3, 29072), (4, 21804), (6, 14536), (8, 10902), (12, 7268), (16, 5451), (23, 3792), (24, 3634), (46, 1896), (48, 1817), (69, 1264), (79, 1104), (92, 948), (138, 632), (158, 552), (184, 474), (237, 368), (276, 316)]

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