254205470

素因数分解:

$2^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{80191}}^1$

素因数の和:80515

約数の個数: 16

約数和(自身を含む): 459019008

約数和(自身を除く): 204813538

約数列:

[1, 2, 5, 10, 317, 634, 1585, 3170, 80191, 160382, 400955, 801910, 25420547, 50841094, 127102735, 254205470]

約数ペア:

[(1, 254205470), (2, 127102735), (5, 50841094), (10, 25420547), (317, 801910), (634, 400955), (1585, 160382), (3170, 80191)]