16240525

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 25069824

約数和(自身を除く): 8829299

約数列:

[1, 5, 7, 17, 25, 35, 53, 85, 103, 119, 175, 265, 371, 425, 515, 595, 721, 901, 1325, 1751, 1855, 2575, 2975, 3605, 4505, 5459, 6307, 8755, 9275, 12257, 18025, 22525, 27295, 31535, 38213, 43775, 61285, 92803, 136475, 157675, 191065, 306425, 464015, 649621, 955325, 2320075, 3248105, 16240525]

約数ペア:

[(1, 16240525), (5, 3248105), (7, 2320075), (17, 955325), (25, 649621), (35, 464015), (53, 306425), (85, 191065), (103, 157675), (119, 136475), (175, 92803), (265, 61285), (371, 43775), (425, 38213), (515, 31535), (595, 27295), (721, 22525), (901, 18025), (1325, 12257), (1751, 9275), (1855, 8755), (2575, 6307), (2975, 5459), (3605, 4505)]