111425180

素因数分解:

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

素因数の和:566

約数の個数: 48

約数和(自身を含む): 238140000

約数和(自身を除く): 126714820

約数列:

[1, 2, 4, 5, 10, 20, 139, 149, 269, 278, 298, 538, 556, 596, 695, 745, 1076, 1345, 1390, 1490, 2690, 2780, 2980, 5380, 20711, 37391, 40081, 41422, 74782, 80162, 82844, 103555, 149564, 160324, 186955, 200405, 207110, 373910, 400810, 414220, 747820, 801620, 5571259, 11142518, 22285036, 27856295, 55712590, 111425180]

約数ペア:

[(1, 111425180), (2, 55712590), (4, 27856295), (5, 22285036), (10, 11142518), (20, 5571259), (139, 801620), (149, 747820), (269, 414220), (278, 400810), (298, 373910), (538, 207110), (556, 200405), (596, 186955), (695, 160324), (745, 149564), (1076, 103555), (1345, 82844), (1390, 80162), (1490, 74782), (2690, 41422), (2780, 40081), (2980, 37391), (5380, 20711)]