About the Number

128052190

128052189 ← → 128052191

2進数表記:111101000011110101111011110

漢数字表記:一億二千八百五万二千百九十

素因数分解:

2 1 × 5 1 × 7 3 × 37 1 × 1009 1

素因数の和:1074
約数の個数: 64
約数和(自身を含む): 276336000
約数和(自身を除く): 148283810

約数列:
[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 343, 370, 490, 518, 686, 1009, 1295, 1715, 1813, 2018, 2590, 3430, 3626, 5045, 7063, 9065, 10090, 12691, 14126, 18130, 25382, 35315, 37333, 49441, 63455, 70630, 74666, 98882, 126910, 186665, 247205, 261331, 346087, 373330, 494410, 522662, 692174, 1306655, 1730435, 1829317, 2613310, 3460870, 3658634, 9146585, 12805219, 18293170, 25610438, 64026095, 128052190]

約数ペア:
[(1, 128052190), (2, 64026095), (5, 25610438), (7, 18293170), (10, 12805219), (14, 9146585), (35, 3658634), (37, 3460870), (49, 2613310), (70, 1829317), (74, 1730435), (98, 1306655), (185, 692174), (245, 522662), (259, 494410), (343, 373330), (370, 346087), (490, 261331), (518, 247205), (686, 186665), (1009, 126910), (1295, 98882), (1715, 74666), (1813, 70630), (2018, 63455), (2590, 49441), (3430, 37333), (3626, 35315), (5045, 25382), (7063, 18130), (9065, 14126), (10090, 12691)]

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