80856776

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:499

約数の個数: 128

約数和(自身を含む): 212889600

約数和(自身を除く): 132032824

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 23, 26, 28, 44, 46, 52, 56, 77, 88, 91, 92, 104, 143, 154, 161, 182, 184, 253, 286, 299, 308, 322, 364, 439, 506, 572, 598, 616, 644, 728, 878, 1001, 1012, 1144, 1196, 1288, 1756, 1771, 2002, 2024, 2093, 2392, 3073, 3289, 3512, 3542, 4004, 4186, 4829, 5707, 6146, 6578, 7084, 8008, 8372, 9658, 10097, 11414, 12292, 13156, 14168, 16744, 19316, 20194, 22828, 23023, 24584, 26312, 33803, 38632, 39949, 40388, 45656, 46046, 62777, 67606, 70679, 79898, 80776, 92092, 111067, 125554, 131261, 135212, 141358, 159796, 184184, 222134, 251108, 262522, 270424, 282716, 319592, 439439, 444268, 502216, 525044, 565432, 777469, 878878, 888536, 918827, 1050088, 1443871, 1554938, 1757756, 1837654, 2887742, 3109876, 3515512, 3675308, 5775484, 6219752, 7350616, 10107097, 11550968, 20214194, 40428388, 80856776]

約数ペア:

[(1, 80856776), (2, 40428388), (4, 20214194), (7, 11550968), (8, 10107097), (11, 7350616), (13, 6219752), (14, 5775484), (22, 3675308), (23, 3515512), (26, 3109876), (28, 2887742), (44, 1837654), (46, 1757756), (52, 1554938), (56, 1443871), (77, 1050088), (88, 918827), (91, 888536), (92, 878878), (104, 777469), (143, 565432), (154, 525044), (161, 502216), (182, 444268), (184, 439439), (253, 319592), (286, 282716), (299, 270424), (308, 262522), (322, 251108), (364, 222134), (439, 184184), (506, 159796), (572, 141358), (598, 135212), (616, 131261), (644, 125554), (728, 111067), (878, 92092), (1001, 80776), (1012, 79898), (1144, 70679), (1196, 67606), (1288, 62777), (1756, 46046), (1771, 45656), (2002, 40388), (2024, 39949), (2093, 38632), (2392, 33803), (3073, 26312), (3289, 24584), (3512, 23023), (3542, 22828), (4004, 20194), (4186, 19316), (4829, 16744), (5707, 14168), (6146, 13156), (6578, 12292), (7084, 11414), (8008, 10097), (8372, 9658)]