901328890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{17471}}^1$

素因数の和:17563

約数の個数: 64

約数和(自身を含む): 2053029888

約数和(自身を除く): 1151700998

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 67, 70, 77, 110, 134, 154, 335, 385, 469, 670, 737, 770, 938, 1474, 2345, 3685, 4690, 5159, 7370, 10318, 17471, 25795, 34942, 51590, 87355, 122297, 174710, 192181, 244594, 384362, 611485, 960905, 1170557, 1222970, 1345267, 1921810, 2341114, 2690534, 5852785, 6726335, 8193899, 11705570, 12876127, 13452670, 16387798, 25752254, 40969495, 64380635, 81938990, 90132889, 128761270, 180265778, 450664445, 901328890]

約数ペア:

[(1, 901328890), (2, 450664445), (5, 180265778), (7, 128761270), (10, 90132889), (11, 81938990), (14, 64380635), (22, 40969495), (35, 25752254), (55, 16387798), (67, 13452670), (70, 12876127), (77, 11705570), (110, 8193899), (134, 6726335), (154, 5852785), (335, 2690534), (385, 2341114), (469, 1921810), (670, 1345267), (737, 1222970), (770, 1170557), (938, 960905), (1474, 611485), (2345, 384362), (3685, 244594), (4690, 192181), (5159, 174710), (7370, 122297), (10318, 87355), (17471, 51590), (25795, 34942)]