55712590

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 102060000

約数和(自身を除く): 46347410

約数列:

[1, 2, 5, 10, 139, 149, 269, 278, 298, 538, 695, 745, 1345, 1390, 1490, 2690, 20711, 37391, 40081, 41422, 74782, 80162, 103555, 186955, 200405, 207110, 373910, 400810, 5571259, 11142518, 27856295, 55712590]

約数ペア:

[(1, 55712590), (2, 27856295), (5, 11142518), (10, 5571259), (139, 400810), (149, 373910), (269, 207110), (278, 200405), (298, 186955), (538, 103555), (695, 80162), (745, 74782), (1345, 41422), (1390, 40081), (1490, 37391), (2690, 20711)]