205654550

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{42403}}^1$

素因数の和:42512

約数の個数: 24

約数和(自身を含む): 386470056

約数和(自身を除く): 180815506

約数列:

[1, 2, 5, 10, 25, 50, 97, 194, 485, 970, 2425, 4850, 42403, 84806, 212015, 424030, 1060075, 2120150, 4113091, 8226182, 20565455, 41130910, 102827275, 205654550]

約数ペア:

[(1, 205654550), (2, 102827275), (5, 41130910), (10, 20565455), (25, 8226182), (50, 4113091), (97, 2120150), (194, 1060075), (485, 424030), (970, 212015), (2425, 84806), (4850, 42403)]