201528075640

素因数分解:

$2^3\times 5^1\times {\mathrm{5038201891}}^1$

素因数の和:5038201902

約数の個数: 16

約数和(自身を含む): 453438170280

約数和(自身を除く): 251910094640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5038201891, 10076403782, 20152807564, 25191009455, 40305615128, 50382018910, 100764037820, 201528075640]

約数ペア:

[(1, 201528075640), (2, 100764037820), (4, 50382018910), (5, 40305615128), (8, 25191009455), (10, 20152807564), (20, 10076403782), (40, 5038201891)]