72253072

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{105019}}^1$

素因数の和:105070

約数の個数: 20

約数和(自身を含む): 143247280

約数和(自身を除く): 70994208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 105019, 210038, 420076, 840152, 1680304, 4515817, 9031634, 18063268, 36126536, 72253072]

約数ペア:

[(1, 72253072), (2, 36126536), (4, 18063268), (8, 9031634), (16, 4515817), (43, 1680304), (86, 840152), (172, 420076), (344, 210038), (688, 105019)]