64963368

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20983}}^1$

素因数の和:21038

約数の個数: 48

約数和(自身を含む): 180042720

約数和(自身を除く): 115079352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 20983, 41966, 62949, 83932, 125898, 167864, 188847, 251796, 377694, 503592, 755388, 902269, 1510776, 1804538, 2706807, 3609076, 5413614, 7218152, 8120421, 10827228, 16240842, 21654456, 32481684, 64963368]

約数ペア:

[(1, 64963368), (2, 32481684), (3, 21654456), (4, 16240842), (6, 10827228), (8, 8120421), (9, 7218152), (12, 5413614), (18, 3609076), (24, 2706807), (36, 1804538), (43, 1510776), (72, 902269), (86, 755388), (129, 503592), (172, 377694), (258, 251796), (344, 188847), (387, 167864), (516, 125898), (774, 83932), (1032, 62949), (1548, 41966), (3096, 20983)]