68151280

素因数分解:

$2^4\times 5^1\times {\mathrm{851891}}^1$

素因数の和:851904

約数の個数: 20

約数和(自身を含む): 158451912

約数和(自身を除く): 90300632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 851891, 1703782, 3407564, 4259455, 6815128, 8518910, 13630256, 17037820, 34075640, 68151280]

約数ペア:

[(1, 68151280), (2, 34075640), (4, 17037820), (5, 13630256), (8, 8518910), (10, 6815128), (16, 4259455), (20, 3407564), (40, 1703782), (80, 851891)]