75779975

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 96980400

約数和(自身を除く): 21200425

約数列:

[1, 5, 25, 43, 157, 215, 449, 785, 1075, 2245, 3925, 6751, 11225, 19307, 33755, 70493, 96535, 168775, 352465, 482675, 1762325, 3031199, 15155995, 75779975]

約数ペア:

[(1, 75779975), (5, 15155995), (25, 3031199), (43, 1762325), (157, 482675), (215, 352465), (449, 168775), (785, 96535), (1075, 70493), (2245, 33755), (3925, 19307), (6751, 11225)]