81377868

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 228049920

約数和(自身を除く): 146672052

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 47, 52, 66, 78, 94, 132, 141, 143, 156, 188, 282, 286, 429, 517, 564, 572, 611, 858, 1009, 1034, 1222, 1551, 1716, 1833, 2018, 2068, 2444, 3027, 3102, 3666, 4036, 6054, 6204, 6721, 7332, 11099, 12108, 13117, 13442, 20163, 22198, 26234, 26884, 33297, 39351, 40326, 44396, 47423, 52468, 66594, 78702, 80652, 94846, 133188, 142269, 144287, 157404, 189692, 284538, 288574, 432861, 521653, 569076, 577148, 616499, 865722, 1043306, 1232998, 1564959, 1731444, 1849497, 2086612, 2465996, 3129918, 3698994, 6259836, 6781489, 7397988, 13562978, 20344467, 27125956, 40688934, 81377868]

約数ペア:

[(1, 81377868), (2, 40688934), (3, 27125956), (4, 20344467), (6, 13562978), (11, 7397988), (12, 6781489), (13, 6259836), (22, 3698994), (26, 3129918), (33, 2465996), (39, 2086612), (44, 1849497), (47, 1731444), (52, 1564959), (66, 1232998), (78, 1043306), (94, 865722), (132, 616499), (141, 577148), (143, 569076), (156, 521653), (188, 432861), (282, 288574), (286, 284538), (429, 189692), (517, 157404), (564, 144287), (572, 142269), (611, 133188), (858, 94846), (1009, 80652), (1034, 78702), (1222, 66594), (1551, 52468), (1716, 47423), (1833, 44396), (2018, 40326), (2068, 39351), (2444, 33297), (3027, 26884), (3102, 26234), (3666, 22198), (4036, 20163), (6054, 13442), (6204, 13117), (6721, 12108), (7332, 11099)]