200675025

素因数分解:

$3^2\times 5^2\times {\mathrm{891889}}^1$

素因数の和:891905

約数の個数: 18

約数和(自身を含む): 359431670

約数和(自身を除く): 158756645

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 891889, 2675667, 4459445, 8027001, 13378335, 22297225, 40135005, 66891675, 200675025]

約数ペア:

[(1, 200675025), (3, 66891675), (5, 40135005), (9, 22297225), (15, 13378335), (25, 8027001), (45, 4459445), (75, 2675667), (225, 891889)]