About the Number

231880250

231880249 ← → 231880251

2進数表記:1101110100100011011000111010

漢数字表記:二億三千百八十八万二百五十

素因数分解:

2 1 × 5 3 × 7 2 × 23 1 × 823 1

素因数の和:877
約数の個数: 96
約数和(自身を含む): 527544576
約数和(自身を除く): 295664326

約数列:
[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 49, 50, 70, 98, 115, 125, 161, 175, 230, 245, 250, 322, 350, 490, 575, 805, 823, 875, 1127, 1150, 1225, 1610, 1646, 1750, 2254, 2450, 2875, 4025, 4115, 5635, 5750, 5761, 6125, 8050, 8230, 11270, 11522, 12250, 18929, 20125, 20575, 28175, 28805, 37858, 40250, 40327, 41150, 56350, 57610, 80654, 94645, 102875, 132503, 140875, 144025, 189290, 201635, 205750, 265006, 281750, 288050, 403270, 473225, 662515, 720125, 927521, 946450, 1008175, 1325030, 1440250, 1855042, 2016350, 2366125, 3312575, 4637605, 4732250, 5040875, 6625150, 9275210, 10081750, 16562875, 23188025, 33125750, 46376050, 115940125, 231880250]

約数ペア:
[(1, 231880250), (2, 115940125), (5, 46376050), (7, 33125750), (10, 23188025), (14, 16562875), (23, 10081750), (25, 9275210), (35, 6625150), (46, 5040875), (49, 4732250), (50, 4637605), (70, 3312575), (98, 2366125), (115, 2016350), (125, 1855042), (161, 1440250), (175, 1325030), (230, 1008175), (245, 946450), (250, 927521), (322, 720125), (350, 662515), (490, 473225), (575, 403270), (805, 288050), (823, 281750), (875, 265006), (1127, 205750), (1150, 201635), (1225, 189290), (1610, 144025), (1646, 140875), (1750, 132503), (2254, 102875), (2450, 94645), (2875, 80654), (4025, 57610), (4115, 56350), (5635, 41150), (5750, 40327), (5761, 40250), (6125, 37858), (8050, 28805), (8230, 28175), (11270, 20575), (11522, 20125), (12250, 18929)]

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