206500480

素因数分解:

$2^7\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1051}}^1$

素因数の和:1377

約数の個数: 64

約数和(自身を含む): 495744480

約数和(自身を除く): 289244000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 307, 320, 614, 640, 1051, 1228, 1535, 2102, 2456, 3070, 4204, 4912, 5255, 6140, 8408, 9824, 10510, 12280, 16816, 19648, 21020, 24560, 33632, 39296, 42040, 49120, 67264, 84080, 98240, 134528, 168160, 196480, 322657, 336320, 645314, 672640, 1290628, 1613285, 2581256, 3226570, 5162512, 6453140, 10325024, 12906280, 20650048, 25812560, 41300096, 51625120, 103250240, 206500480]

約数ペア:

[(1, 206500480), (2, 103250240), (4, 51625120), (5, 41300096), (8, 25812560), (10, 20650048), (16, 12906280), (20, 10325024), (32, 6453140), (40, 5162512), (64, 3226570), (80, 2581256), (128, 1613285), (160, 1290628), (307, 672640), (320, 645314), (614, 336320), (640, 322657), (1051, 196480), (1228, 168160), (1535, 134528), (2102, 98240), (2456, 84080), (3070, 67264), (4204, 49120), (4912, 42040), (5255, 39296), (6140, 33632), (8408, 24560), (9824, 21020), (10510, 19648), (12280, 16816)]