225291280

素因数分解:

$2^4\times 5^1\times {\mathrm{2816141}}^1$

素因数の和:2816154

約数の個数: 20

約数和(自身を含む): 523802412

約数和(自身を除く): 298511132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2816141, 5632282, 11264564, 14080705, 22529128, 28161410, 45058256, 56322820, 112645640, 225291280]

約数ペア:

[(1, 225291280), (2, 112645640), (4, 56322820), (5, 45058256), (8, 28161410), (10, 22529128), (16, 14080705), (20, 11264564), (40, 5632282), (80, 2816141)]