90951955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 122688000

約数和(自身を除く): 31736045

約数列:

[1, 5, 17, 19, 85, 95, 199, 283, 323, 995, 1415, 1615, 3383, 3781, 4811, 5377, 16915, 18905, 24055, 26885, 56317, 64277, 91409, 281585, 321385, 457045, 957389, 1070023, 4786945, 5350115, 18190391, 90951955]

約数ペア:

[(1, 90951955), (5, 18190391), (17, 5350115), (19, 4786945), (85, 1070023), (95, 957389), (199, 457045), (283, 321385), (323, 281585), (995, 91409), (1415, 64277), (1615, 56317), (3383, 26885), (3781, 24055), (4811, 18905), (5377, 16915)]