81875695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{3391}}^1$

素因数の和:3846

約数の個数: 16

約数和(自身を含む): 107458560

約数和(自身を除く): 25582865

約数列:

[1, 5, 11, 55, 439, 2195, 3391, 4829, 16955, 24145, 37301, 186505, 1488649, 7443245, 16375139, 81875695]

約数ペア:

[(1, 81875695), (5, 16375139), (11, 7443245), (55, 1488649), (439, 186505), (2195, 37301), (3391, 24145), (4829, 16955)]