55686736

素因数分解:

$2^4\times 7^3\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 128464000

約数和(自身を除く): 72777264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 73, 98, 112, 139, 146, 196, 278, 292, 343, 392, 511, 556, 584, 686, 784, 973, 1022, 1112, 1168, 1372, 1946, 2044, 2224, 2744, 3577, 3892, 4088, 5488, 6811, 7154, 7784, 8176, 10147, 13622, 14308, 15568, 20294, 25039, 27244, 28616, 40588, 47677, 50078, 54488, 57232, 71029, 81176, 95354, 100156, 108976, 142058, 162352, 190708, 200312, 284116, 381416, 400624, 497203, 568232, 762832, 994406, 1136464, 1988812, 3480421, 3977624, 6960842, 7955248, 13921684, 27843368, 55686736]

約数ペア:

[(1, 55686736), (2, 27843368), (4, 13921684), (7, 7955248), (8, 6960842), (14, 3977624), (16, 3480421), (28, 1988812), (49, 1136464), (56, 994406), (73, 762832), (98, 568232), (112, 497203), (139, 400624), (146, 381416), (196, 284116), (278, 200312), (292, 190708), (343, 162352), (392, 142058), (511, 108976), (556, 100156), (584, 95354), (686, 81176), (784, 71029), (973, 57232), (1022, 54488), (1112, 50078), (1168, 47677), (1372, 40588), (1946, 28616), (2044, 27244), (2224, 25039), (2744, 20294), (3577, 15568), (3892, 14308), (4088, 13622), (5488, 10147), (6811, 8176), (7154, 7784)]