81701180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10037}}^1$

素因数の和:10094

約数の個数: 48

約数和(自身を含む): 192247776

約数和(自身を除く): 110546596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 10037, 20074, 40148, 50185, 100370, 110407, 200740, 220814, 371369, 441628, 552035, 742738, 1104070, 1485476, 1856845, 2208140, 3713690, 4085059, 7427380, 8170118, 16340236, 20425295, 40850590, 81701180]

約数ペア:

[(1, 81701180), (2, 40850590), (4, 20425295), (5, 16340236), (10, 8170118), (11, 7427380), (20, 4085059), (22, 3713690), (37, 2208140), (44, 1856845), (55, 1485476), (74, 1104070), (110, 742738), (148, 552035), (185, 441628), (220, 371369), (370, 220814), (407, 200740), (740, 110407), (814, 100370), (1628, 50185), (2035, 40148), (4070, 20074), (8140, 10037)]