64342520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{569}}^1$

素因数の和:848

約数の個数: 64

約数和(自身を含む): 158824800

約数和(自身を除く): 94482280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 440, 514, 569, 1028, 1138, 1285, 2056, 2276, 2570, 2827, 2845, 4552, 5140, 5654, 5690, 6259, 10280, 11308, 11380, 12518, 14135, 22616, 22760, 25036, 28270, 31295, 50072, 56540, 62590, 113080, 125180, 146233, 250360, 292466, 584932, 731165, 1169864, 1462330, 1608563, 2924660, 3217126, 5849320, 6434252, 8042815, 12868504, 16085630, 32171260, 64342520]

約数ペア:

[(1, 64342520), (2, 32171260), (4, 16085630), (5, 12868504), (8, 8042815), (10, 6434252), (11, 5849320), (20, 3217126), (22, 2924660), (40, 1608563), (44, 1462330), (55, 1169864), (88, 731165), (110, 584932), (220, 292466), (257, 250360), (440, 146233), (514, 125180), (569, 113080), (1028, 62590), (1138, 56540), (1285, 50072), (2056, 31295), (2276, 28270), (2570, 25036), (2827, 22760), (2845, 22616), (4552, 14135), (5140, 12518), (5654, 11380), (5690, 11308), (6259, 10280)]