67864804

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 144789120

約数和(自身を除く): 76924316

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 53, 94, 98, 106, 139, 188, 196, 212, 278, 329, 371, 556, 658, 742, 973, 1316, 1484, 1946, 2303, 2491, 2597, 3892, 4606, 4982, 5194, 6533, 6811, 7367, 9212, 9964, 10388, 13066, 13622, 14734, 17437, 26132, 27244, 29468, 34874, 45731, 51569, 69748, 91462, 103138, 122059, 182924, 206276, 244118, 320117, 346249, 360983, 488236, 640234, 692498, 721966, 1280468, 1384996, 1443932, 2423743, 4847486, 9694972, 16966201, 33932402, 67864804]

約数ペア:

[(1, 67864804), (2, 33932402), (4, 16966201), (7, 9694972), (14, 4847486), (28, 2423743), (47, 1443932), (49, 1384996), (53, 1280468), (94, 721966), (98, 692498), (106, 640234), (139, 488236), (188, 360983), (196, 346249), (212, 320117), (278, 244118), (329, 206276), (371, 182924), (556, 122059), (658, 103138), (742, 91462), (973, 69748), (1316, 51569), (1484, 45731), (1946, 34874), (2303, 29468), (2491, 27244), (2597, 26132), (3892, 17437), (4606, 14734), (4982, 13622), (5194, 13066), (6533, 10388), (6811, 9964), (7367, 9212)]