About the Number

129818080

129818079 ← → 129818081

2進数表記:111101111001101110111100000

漢数字表記:一億二千九百八十一万八千八十

素因数分解:

2 5 × 5 1 × 7 1 × 31 1 × 3739 1

素因数の和:3792
約数の個数: 96
約数和(自身を含む): 361912320
約数和(自身を除く): 232094240

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 3739, 4340, 4960, 6944, 7478, 8680, 14956, 17360, 18695, 26173, 29912, 34720, 37390, 52346, 59824, 74780, 104692, 115909, 119648, 130865, 149560, 209384, 231818, 261730, 299120, 418768, 463636, 523460, 579545, 598240, 811363, 837536, 927272, 1046920, 1159090, 1622726, 1854544, 2093840, 2318180, 3245452, 3709088, 4056815, 4187680, 4636360, 6490904, 8113630, 9272720, 12981808, 16227260, 18545440, 25963616, 32454520, 64909040, 129818080]

約数ペア:
[(1, 129818080), (2, 64909040), (4, 32454520), (5, 25963616), (7, 18545440), (8, 16227260), (10, 12981808), (14, 9272720), (16, 8113630), (20, 6490904), (28, 4636360), (31, 4187680), (32, 4056815), (35, 3709088), (40, 3245452), (56, 2318180), (62, 2093840), (70, 1854544), (80, 1622726), (112, 1159090), (124, 1046920), (140, 927272), (155, 837536), (160, 811363), (217, 598240), (224, 579545), (248, 523460), (280, 463636), (310, 418768), (434, 299120), (496, 261730), (560, 231818), (620, 209384), (868, 149560), (992, 130865), (1085, 119648), (1120, 115909), (1240, 104692), (1736, 74780), (2170, 59824), (2480, 52346), (3472, 37390), (3739, 34720), (4340, 29912), (4960, 26173), (6944, 18695), (7478, 17360), (8680, 14956)]

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