81862352

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1036

約数の個数: 80

約数和(自身を含む): 191571072

約数和(自身を除く): 109708720

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 37, 44, 52, 74, 88, 104, 143, 148, 176, 208, 286, 296, 407, 481, 572, 592, 814, 962, 967, 1144, 1628, 1924, 1934, 2288, 3256, 3848, 3868, 5291, 6512, 7696, 7736, 10582, 10637, 12571, 15472, 21164, 21274, 25142, 35779, 42328, 42548, 50284, 71558, 84656, 85096, 100568, 138281, 143116, 170192, 201136, 276562, 286232, 393569, 465127, 553124, 572464, 787138, 930254, 1106248, 1574276, 1860508, 2212496, 3148552, 3721016, 5116397, 6297104, 7442032, 10232794, 20465588, 40931176, 81862352]

約数ペア:

[(1, 81862352), (2, 40931176), (4, 20465588), (8, 10232794), (11, 7442032), (13, 6297104), (16, 5116397), (22, 3721016), (26, 3148552), (37, 2212496), (44, 1860508), (52, 1574276), (74, 1106248), (88, 930254), (104, 787138), (143, 572464), (148, 553124), (176, 465127), (208, 393569), (286, 286232), (296, 276562), (407, 201136), (481, 170192), (572, 143116), (592, 138281), (814, 100568), (962, 85096), (967, 84656), (1144, 71558), (1628, 50284), (1924, 42548), (1934, 42328), (2288, 35779), (3256, 25142), (3848, 21274), (3868, 21164), (5291, 15472), (6512, 12571), (7696, 10637), (7736, 10582)]