203504285

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{1997}}^1$

素因数の和:2320

約数の個数: 16

約数和(自身を含む): 248151600

約数和(自身を除く): 44647315

約数列:

[1, 5, 89, 229, 445, 1145, 1997, 9985, 20381, 101905, 177733, 457313, 888665, 2286565, 40700857, 203504285]

約数ペア:

[(1, 203504285), (5, 40700857), (89, 2286565), (229, 888665), (445, 457313), (1145, 177733), (1997, 101905), (9985, 20381)]