165785840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8191}}^1$

素因数の和:8238

約数の個数: 80

約数和(自身を含む): 438829056

約数和(自身を除く): 273043216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 8191, 10120, 16382, 20240, 32764, 40955, 65528, 81910, 90101, 131056, 163820, 180202, 188393, 327640, 360404, 376786, 450505, 655280, 720808, 753572, 901010, 941965, 1441616, 1507144, 1802020, 1883930, 2072323, 3014288, 3604040, 3767860, 4144646, 7208080, 7535720, 8289292, 10361615, 15071440, 16578584, 20723230, 33157168, 41446460, 82892920, 165785840]

約数ペア:

[(1, 165785840), (2, 82892920), (4, 41446460), (5, 33157168), (8, 20723230), (10, 16578584), (11, 15071440), (16, 10361615), (20, 8289292), (22, 7535720), (23, 7208080), (40, 4144646), (44, 3767860), (46, 3604040), (55, 3014288), (80, 2072323), (88, 1883930), (92, 1802020), (110, 1507144), (115, 1441616), (176, 941965), (184, 901010), (220, 753572), (230, 720808), (253, 655280), (368, 450505), (440, 376786), (460, 360404), (506, 327640), (880, 188393), (920, 180202), (1012, 163820), (1265, 131056), (1840, 90101), (2024, 81910), (2530, 65528), (4048, 40955), (5060, 32764), (8191, 20240), (10120, 16382)]