201016925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1979}}^1$

素因数の和:2245

約数の個数: 24

約数和(自身を含む): 265161600

約数和(自身を除く): 64144675

約数列:

[1, 5, 17, 25, 85, 239, 425, 1195, 1979, 4063, 5975, 9895, 20315, 33643, 49475, 101575, 168215, 472981, 841075, 2364905, 8040677, 11824525, 40203385, 201016925]

約数ペア:

[(1, 201016925), (5, 40203385), (17, 11824525), (25, 8040677), (85, 2364905), (239, 841075), (425, 472981), (1195, 168215), (1979, 101575), (4063, 49475), (5975, 33643), (9895, 20315)]