165655160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{983}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 408084480

約数和(自身を除く): 242429320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 383, 440, 766, 983, 1532, 1915, 1966, 3064, 3830, 3932, 4213, 4915, 7660, 7864, 8426, 9830, 10813, 15320, 16852, 19660, 21065, 21626, 33704, 39320, 42130, 43252, 54065, 84260, 86504, 108130, 168520, 216260, 376489, 432520, 752978, 1505956, 1882445, 3011912, 3764890, 4141379, 7529780, 8282758, 15059560, 16565516, 20706895, 33131032, 41413790, 82827580, 165655160]

約数ペア:

[(1, 165655160), (2, 82827580), (4, 41413790), (5, 33131032), (8, 20706895), (10, 16565516), (11, 15059560), (20, 8282758), (22, 7529780), (40, 4141379), (44, 3764890), (55, 3011912), (88, 1882445), (110, 1505956), (220, 752978), (383, 432520), (440, 376489), (766, 216260), (983, 168520), (1532, 108130), (1915, 86504), (1966, 84260), (3064, 54065), (3830, 43252), (3932, 42130), (4213, 39320), (4915, 33704), (7660, 21626), (7864, 21065), (8426, 19660), (9830, 16852), (10813, 15320)]