87507728

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 219673440

約数和(自身を除く): 132165712

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 73, 77, 88, 98, 112, 139, 146, 154, 176, 196, 278, 292, 308, 392, 511, 539, 556, 584, 616, 784, 803, 973, 1022, 1078, 1112, 1168, 1232, 1529, 1606, 1946, 2044, 2156, 2224, 3058, 3212, 3577, 3892, 4088, 4312, 5621, 6116, 6424, 6811, 7154, 7784, 8176, 8624, 10147, 10703, 11242, 12232, 12848, 13622, 14308, 15568, 20294, 21406, 22484, 24464, 27244, 28616, 39347, 40588, 42812, 44968, 54488, 57232, 71029, 74921, 78694, 81176, 85624, 89936, 108976, 111617, 142058, 149842, 157388, 162352, 171248, 223234, 284116, 299684, 314776, 446468, 497203, 568232, 599368, 629552, 781319, 892936, 994406, 1136464, 1198736, 1562638, 1785872, 1988812, 3125276, 3977624, 5469233, 6250552, 7955248, 10938466, 12501104, 21876932, 43753864, 87507728]

約数ペア:

[(1, 87507728), (2, 43753864), (4, 21876932), (7, 12501104), (8, 10938466), (11, 7955248), (14, 6250552), (16, 5469233), (22, 3977624), (28, 3125276), (44, 1988812), (49, 1785872), (56, 1562638), (73, 1198736), (77, 1136464), (88, 994406), (98, 892936), (112, 781319), (139, 629552), (146, 599368), (154, 568232), (176, 497203), (196, 446468), (278, 314776), (292, 299684), (308, 284116), (392, 223234), (511, 171248), (539, 162352), (556, 157388), (584, 149842), (616, 142058), (784, 111617), (803, 108976), (973, 89936), (1022, 85624), (1078, 81176), (1112, 78694), (1168, 74921), (1232, 71029), (1529, 57232), (1606, 54488), (1946, 44968), (2044, 42812), (2156, 40588), (2224, 39347), (3058, 28616), (3212, 27244), (3577, 24464), (3892, 22484), (4088, 21406), (4312, 20294), (5621, 15568), (6116, 14308), (6424, 13622), (6811, 12848), (7154, 12232), (7784, 11242), (8176, 10703), (8624, 10147)]