13262575

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 17240960

約数和(自身を除く): 3978385

約数列:

[1, 5, 25, 31, 109, 155, 157, 545, 775, 785, 2725, 3379, 3925, 4867, 16895, 17113, 24335, 84475, 85565, 121675, 427825, 530503, 2652515, 13262575]

約数ペア:

[(1, 13262575), (5, 2652515), (25, 530503), (31, 427825), (109, 121675), (155, 85565), (157, 84475), (545, 24335), (775, 17113), (785, 16895), (2725, 4867), (3379, 3925)]