164911225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{461}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 210533400

約数和(自身を除く): 45622175

約数列:

[1, 5, 25, 41, 205, 349, 461, 1025, 1745, 2305, 8725, 11525, 14309, 18901, 71545, 94505, 160889, 357725, 472525, 804445, 4022225, 6596449, 32982245, 164911225]

約数ペア:

[(1, 164911225), (5, 32982245), (25, 6596449), (41, 4022225), (205, 804445), (349, 472525), (461, 357725), (1025, 160889), (1745, 94505), (2305, 71545), (8725, 18901), (11525, 14309)]