200256880

素因数分解:

$2^4\times 5^1\times {\mathrm{2503211}}^1$

素因数の和:2503224

約数の個数: 20

約数和(自身を含む): 465597432

約数和(自身を除く): 265340552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2503211, 5006422, 10012844, 12516055, 20025688, 25032110, 40051376, 50064220, 100128440, 200256880]

約数ペア:

[(1, 200256880), (2, 100128440), (4, 50064220), (5, 40051376), (8, 25032110), (10, 20025688), (16, 12516055), (20, 10012844), (40, 5006422), (80, 2503211)]