About the Number

128071190

128071189 ← → 128071191

2進数表記:111101000100011011000010110

漢数字表記:一億二千八百七万千百九十

素因数分解:

2 1 × 5 1 × 13 1 × 307 1 × 3209 1

素因数の和:3536
約数の個数: 32
約数和(自身を含む): 249147360
約数和(自身を除く): 121076170

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 307, 614, 1535, 3070, 3209, 3991, 6418, 7982, 16045, 19955, 32090, 39910, 41717, 83434, 208585, 417170, 985163, 1970326, 4925815, 9851630, 12807119, 25614238, 64035595, 128071190]

約数ペア:
[(1, 128071190), (2, 64035595), (5, 25614238), (10, 12807119), (13, 9851630), (26, 4925815), (65, 1970326), (130, 985163), (307, 417170), (614, 208585), (1535, 83434), (3070, 41717), (3209, 39910), (3991, 32090), (6418, 19955), (7982, 16045)]

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