80546620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 212760576

約数和(自身を除く): 132213956

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 193, 220, 271, 308, 385, 386, 542, 770, 772, 965, 1084, 1351, 1355, 1540, 1897, 1930, 2123, 2702, 2710, 2981, 3794, 3860, 4246, 5404, 5420, 5962, 6755, 7588, 8492, 9485, 10615, 11924, 13510, 14861, 14905, 18970, 20867, 21230, 27020, 29722, 29810, 37940, 41734, 42460, 52303, 59444, 59620, 74305, 83468, 104335, 104606, 148610, 208670, 209212, 261515, 297220, 366121, 417340, 523030, 575333, 732242, 1046060, 1150666, 1464484, 1830605, 2301332, 2876665, 3661210, 4027331, 5753330, 7322420, 8054662, 11506660, 16109324, 20136655, 40273310, 80546620]

約数ペア:

[(1, 80546620), (2, 40273310), (4, 20136655), (5, 16109324), (7, 11506660), (10, 8054662), (11, 7322420), (14, 5753330), (20, 4027331), (22, 3661210), (28, 2876665), (35, 2301332), (44, 1830605), (55, 1464484), (70, 1150666), (77, 1046060), (110, 732242), (140, 575333), (154, 523030), (193, 417340), (220, 366121), (271, 297220), (308, 261515), (385, 209212), (386, 208670), (542, 148610), (770, 104606), (772, 104335), (965, 83468), (1084, 74305), (1351, 59620), (1355, 59444), (1540, 52303), (1897, 42460), (1930, 41734), (2123, 37940), (2702, 29810), (2710, 29722), (2981, 27020), (3794, 21230), (3860, 20867), (4246, 18970), (5404, 14905), (5420, 14861), (5962, 13510), (6755, 11924), (7588, 10615), (8492, 9485)]