About the Number

129975888

129975887 ← → 129975889

2進数表記:111101111110100011001010000

漢数字表記:一億二千九百九十七万五千八百八十八

素因数分解:

2 4 × 3 1 × 7 1 × 587 1 × 659 1

素因数の和:1264
約数の個数: 80
約数和(自身を含む): 384975360
約数和(自身を除く): 254999472

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 587, 659, 1174, 1318, 1761, 1977, 2348, 2636, 3522, 3954, 4109, 4613, 4696, 5272, 7044, 7908, 8218, 9226, 9392, 10544, 12327, 13839, 14088, 15816, 16436, 18452, 24654, 27678, 28176, 31632, 32872, 36904, 49308, 55356, 65744, 73808, 98616, 110712, 197232, 221424, 386833, 773666, 1160499, 1547332, 2320998, 2707831, 3094664, 4641996, 5415662, 6189328, 8123493, 9283992, 10831324, 16246986, 18567984, 21662648, 32493972, 43325296, 64987944, 129975888]

約数ペア:
[(1, 129975888), (2, 64987944), (3, 43325296), (4, 32493972), (6, 21662648), (7, 18567984), (8, 16246986), (12, 10831324), (14, 9283992), (16, 8123493), (21, 6189328), (24, 5415662), (28, 4641996), (42, 3094664), (48, 2707831), (56, 2320998), (84, 1547332), (112, 1160499), (168, 773666), (336, 386833), (587, 221424), (659, 197232), (1174, 110712), (1318, 98616), (1761, 73808), (1977, 65744), (2348, 55356), (2636, 49308), (3522, 36904), (3954, 32872), (4109, 31632), (4613, 28176), (4696, 27678), (5272, 24654), (7044, 18452), (7908, 16436), (8218, 15816), (9226, 14088), (9392, 13839), (10544, 12327)]

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