161794232

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{443}}^1\times {\mathrm{643}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 308810880

約数和(自身を除く): 147016648

約数列:

[1, 2, 4, 8, 71, 142, 284, 443, 568, 643, 886, 1286, 1772, 2572, 3544, 5144, 31453, 45653, 62906, 91306, 125812, 182612, 251624, 284849, 365224, 569698, 1139396, 2278792, 20224279, 40448558, 80897116, 161794232]

約数ペア:

[(1, 161794232), (2, 80897116), (4, 40448558), (8, 20224279), (71, 2278792), (142, 1139396), (284, 569698), (443, 365224), (568, 284849), (643, 251624), (886, 182612), (1286, 125812), (1772, 91306), (2572, 62906), (3544, 45653), (5144, 31453)]