201878105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 294404544

約数和(自身を除く): 92526439

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 169, 185, 407, 481, 587, 715, 845, 1859, 2035, 2405, 2935, 5291, 6253, 6457, 7631, 9295, 21719, 26455, 31265, 32285, 38155, 68783, 83941, 99203, 108595, 238909, 282347, 343915, 419705, 496015, 1091233, 1194545, 1411735, 3105817, 3670511, 5456165, 15529085, 18352555, 40375621, 201878105]

約数ペア:

[(1, 201878105), (5, 40375621), (11, 18352555), (13, 15529085), (37, 5456165), (55, 3670511), (65, 3105817), (143, 1411735), (169, 1194545), (185, 1091233), (407, 496015), (481, 419705), (587, 343915), (715, 282347), (845, 238909), (1859, 108595), (2035, 99203), (2405, 83941), (2935, 68783), (5291, 38155), (6253, 32285), (6457, 31265), (7631, 26455), (9295, 21719)]