71194385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1999}}^1$

素因数の和:2440

約数の個数: 16

約数和(自身を含む): 90720000

約数和(自身を除く): 19525615

約数列:

[1, 5, 17, 85, 419, 1999, 2095, 7123, 9995, 33983, 35615, 169915, 837581, 4187905, 14238877, 71194385]

約数ペア:

[(1, 71194385), (5, 14238877), (17, 4187905), (85, 837581), (419, 169915), (1999, 35615), (2095, 33983), (7123, 9995)]