200728095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{4349}}^1$

素因数の和:4555

約数の個数: 32

約数和(自身を含む): 342014400

約数和(自身を除く): 141286305

約数列:

[1, 3, 5, 15, 17, 51, 85, 181, 255, 543, 905, 2715, 3077, 4349, 9231, 13047, 15385, 21745, 46155, 65235, 73933, 221799, 369665, 787169, 1108995, 2361507, 3935845, 11807535, 13381873, 40145619, 66909365, 200728095]

約数ペア:

[(1, 200728095), (3, 66909365), (5, 40145619), (15, 13381873), (17, 11807535), (51, 3935845), (85, 2361507), (181, 1108995), (255, 787169), (543, 369665), (905, 221799), (2715, 73933), (3077, 65235), (4349, 46155), (9231, 21745), (13047, 15385)]