200819205

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 354818880

約数和(自身を除く): 153999675

約数列:

[1, 3, 5, 9, 15, 45, 107, 179, 233, 321, 535, 537, 699, 895, 963, 1165, 1605, 1611, 2097, 2685, 3495, 4815, 8055, 10485, 19153, 24931, 41707, 57459, 74793, 95765, 124655, 125121, 172377, 208535, 224379, 287295, 373965, 375363, 625605, 861885, 1121895, 1876815, 4462649, 13387947, 22313245, 40163841, 66939735, 200819205]

約数ペア:

[(1, 200819205), (3, 66939735), (5, 40163841), (9, 22313245), (15, 13387947), (45, 4462649), (107, 1876815), (179, 1121895), (233, 861885), (321, 625605), (535, 375363), (537, 373965), (699, 287295), (895, 224379), (963, 208535), (1165, 172377), (1605, 125121), (1611, 124655), (2097, 95765), (2685, 74793), (3495, 57459), (4815, 41707), (8055, 24931), (10485, 19153)]