About the Number

131872130

131872129 ← → 131872131

2進数表記:111110111000011010110000010

漢数字表記:一億三千百八十七万二千百三十

素因数分解:

2 1 × 5 1 × 13 1 × 47 1 × 113 1 × 191 1

素因数の和:371
約数の個数: 64
約数和(自身を含む): 264757248
約数和(自身を除く): 132885118

約数列:
[1, 2, 5, 10, 13, 26, 47, 65, 94, 113, 130, 191, 226, 235, 382, 470, 565, 611, 955, 1130, 1222, 1469, 1910, 2483, 2938, 3055, 4966, 5311, 6110, 7345, 8977, 10622, 12415, 14690, 17954, 21583, 24830, 26555, 43166, 44885, 53110, 69043, 89770, 107915, 116701, 138086, 215830, 233402, 280579, 345215, 561158, 583505, 690430, 1014401, 1167010, 1402895, 2028802, 2805790, 5072005, 10144010, 13187213, 26374426, 65936065, 131872130]

約数ペア:
[(1, 131872130), (2, 65936065), (5, 26374426), (10, 13187213), (13, 10144010), (26, 5072005), (47, 2805790), (65, 2028802), (94, 1402895), (113, 1167010), (130, 1014401), (191, 690430), (226, 583505), (235, 561158), (382, 345215), (470, 280579), (565, 233402), (611, 215830), (955, 138086), (1130, 116701), (1222, 107915), (1469, 89770), (1910, 69043), (2483, 53110), (2938, 44885), (3055, 43166), (4966, 26555), (5311, 24830), (6110, 21583), (7345, 17954), (8977, 14690), (10622, 12415)]

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