64756728

素因数分解:

$2^3\times 3^2\times {\mathrm{811}}^1\times {\mathrm{1109}}^1$

素因数の和:1932

約数の個数: 48

約数和(自身を含む): 175757400

約数和(自身を除く): 111000672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 811, 1109, 1622, 2218, 2433, 3244, 3327, 4436, 4866, 6488, 6654, 7299, 8872, 9732, 9981, 13308, 14598, 19464, 19962, 26616, 29196, 39924, 58392, 79848, 899399, 1798798, 2698197, 3597596, 5396394, 7195192, 8094591, 10792788, 16189182, 21585576, 32378364, 64756728]

約数ペア:

[(1, 64756728), (2, 32378364), (3, 21585576), (4, 16189182), (6, 10792788), (8, 8094591), (9, 7195192), (12, 5396394), (18, 3597596), (24, 2698197), (36, 1798798), (72, 899399), (811, 79848), (1109, 58392), (1622, 39924), (2218, 29196), (2433, 26616), (3244, 19962), (3327, 19464), (4436, 14598), (4866, 13308), (6488, 9981), (6654, 9732), (7299, 8872)]