80521916

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{2819}}^1$

素因数の和:3053

約数の個数: 24

約数和(自身を含む): 145523280

約数和(自身を除く): 65001364

約数列:

[1, 2, 4, 37, 74, 148, 193, 386, 772, 2819, 5638, 7141, 11276, 14282, 28564, 104303, 208606, 417212, 544067, 1088134, 2176268, 20130479, 40260958, 80521916]

約数ペア:

[(1, 80521916), (2, 40260958), (4, 20130479), (37, 2176268), (74, 1088134), (148, 544067), (193, 417212), (386, 208606), (772, 104303), (2819, 28564), (5638, 14282), (7141, 11276)]