16352725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 21728520

約数和(自身を除く): 5375795

約数列:

[1, 5, 17, 25, 85, 109, 353, 425, 545, 1765, 1853, 2725, 6001, 8825, 9265, 30005, 38477, 46325, 150025, 192385, 654109, 961925, 3270545, 16352725]

約数ペア:

[(1, 16352725), (5, 3270545), (17, 961925), (25, 654109), (85, 192385), (109, 150025), (353, 46325), (425, 38477), (545, 30005), (1765, 9265), (1853, 8825), (2725, 6001)]