About the Number

130980640

130980639 ← → 130980641

2進数表記:111110011101001101100100000

漢数字表記:一億三千九十八万六百四十

素因数分解:

2 5 × 5 1 × 7 1 × 83 1 × 1409 1

素因数の和:1514
約数の個数: 96
約数和(自身を含む): 358162560
約数和(自身を除く): 227181920

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 83, 112, 140, 160, 166, 224, 280, 332, 415, 560, 581, 664, 830, 1120, 1162, 1328, 1409, 1660, 2324, 2656, 2818, 2905, 3320, 4648, 5636, 5810, 6640, 7045, 9296, 9863, 11272, 11620, 13280, 14090, 18592, 19726, 22544, 23240, 28180, 39452, 45088, 46480, 49315, 56360, 78904, 92960, 98630, 112720, 116947, 157808, 197260, 225440, 233894, 315616, 394520, 467788, 584735, 789040, 818629, 935576, 1169470, 1578080, 1637258, 1871152, 2338940, 3274516, 3742304, 4093145, 4677880, 6549032, 8186290, 9355760, 13098064, 16372580, 18711520, 26196128, 32745160, 65490320, 130980640]

約数ペア:
[(1, 130980640), (2, 65490320), (4, 32745160), (5, 26196128), (7, 18711520), (8, 16372580), (10, 13098064), (14, 9355760), (16, 8186290), (20, 6549032), (28, 4677880), (32, 4093145), (35, 3742304), (40, 3274516), (56, 2338940), (70, 1871152), (80, 1637258), (83, 1578080), (112, 1169470), (140, 935576), (160, 818629), (166, 789040), (224, 584735), (280, 467788), (332, 394520), (415, 315616), (560, 233894), (581, 225440), (664, 197260), (830, 157808), (1120, 116947), (1162, 112720), (1328, 98630), (1409, 92960), (1660, 78904), (2324, 56360), (2656, 49315), (2818, 46480), (2905, 45088), (3320, 39452), (4648, 28180), (5636, 23240), (5810, 22544), (6640, 19726), (7045, 18592), (9296, 14090), (9863, 13280), (11272, 11620)]

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