2164967425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{5743}}^1$

素因数の和:6657

約数の個数: 24

約数和(自身を含む): 2846174976

約数和(自身を除く): 681207551

約数列:

[1, 5, 17, 25, 85, 425, 887, 4435, 5743, 15079, 22175, 28715, 75395, 97631, 143575, 376975, 488155, 2440775, 5094041, 25470205, 86598697, 127351025, 432993485, 2164967425]

約数ペア:

[(1, 2164967425), (5, 432993485), (17, 127351025), (25, 86598697), (85, 25470205), (425, 5094041), (887, 2440775), (4435, 488155), (5743, 376975), (15079, 143575), (22175, 97631), (28715, 75395)]