80716776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 239708160

約数和(自身を除く): 158991384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 71, 84, 101, 134, 142, 168, 201, 202, 213, 268, 284, 303, 402, 404, 426, 469, 497, 536, 568, 606, 707, 804, 808, 852, 938, 994, 1212, 1407, 1414, 1491, 1608, 1704, 1876, 1988, 2121, 2424, 2814, 2828, 2982, 3752, 3976, 4242, 4757, 5628, 5656, 5964, 6767, 7171, 8484, 9514, 11256, 11928, 13534, 14271, 14342, 16968, 19028, 20301, 21513, 27068, 28542, 28684, 33299, 38056, 40602, 43026, 47369, 50197, 54136, 57084, 57368, 66598, 81204, 86052, 94738, 99897, 100394, 114168, 133196, 142107, 150591, 162408, 172104, 189476, 199794, 200788, 266392, 284214, 301182, 378952, 399588, 401576, 480457, 568428, 602364, 799176, 960914, 1136856, 1204728, 1441371, 1921828, 2882742, 3363199, 3843656, 5765484, 6726398, 10089597, 11530968, 13452796, 20179194, 26905592, 40358388, 80716776]

約数ペア:

[(1, 80716776), (2, 40358388), (3, 26905592), (4, 20179194), (6, 13452796), (7, 11530968), (8, 10089597), (12, 6726398), (14, 5765484), (21, 3843656), (24, 3363199), (28, 2882742), (42, 1921828), (56, 1441371), (67, 1204728), (71, 1136856), (84, 960914), (101, 799176), (134, 602364), (142, 568428), (168, 480457), (201, 401576), (202, 399588), (213, 378952), (268, 301182), (284, 284214), (303, 266392), (402, 200788), (404, 199794), (426, 189476), (469, 172104), (497, 162408), (536, 150591), (568, 142107), (606, 133196), (707, 114168), (804, 100394), (808, 99897), (852, 94738), (938, 86052), (994, 81204), (1212, 66598), (1407, 57368), (1414, 57084), (1491, 54136), (1608, 50197), (1704, 47369), (1876, 43026), (1988, 40602), (2121, 38056), (2424, 33299), (2814, 28684), (2828, 28542), (2982, 27068), (3752, 21513), (3976, 20301), (4242, 19028), (4757, 16968), (5628, 14342), (5656, 14271), (5964, 13534), (6767, 11928), (7171, 11256), (8484, 9514)]