81994165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{51407}}^1$

素因数の和:51452

約数の個数: 16

約数和(自身を含む): 111041280

約数和(自身を除く): 29047115

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 51407, 257035, 565477, 1490803, 2827385, 7454015, 16398833, 81994165]

約数ペア:

[(1, 81994165), (5, 16398833), (11, 7454015), (29, 2827385), (55, 1490803), (145, 565477), (319, 257035), (1595, 51407)]