80238748

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:530

約数の個数: 36

約数和(自身を含む): 149501352

約数和(自身を除く): 69262604

約数列:

[1, 2, 4, 19, 38, 76, 181, 307, 361, 362, 614, 722, 724, 1228, 1444, 3439, 5833, 6878, 11666, 13756, 23332, 55567, 65341, 110827, 111134, 130682, 221654, 222268, 261364, 443308, 1055773, 2111546, 4223092, 20059687, 40119374, 80238748]

約数ペア:

[(1, 80238748), (2, 40119374), (4, 20059687), (19, 4223092), (38, 2111546), (76, 1055773), (181, 443308), (307, 261364), (361, 222268), (362, 221654), (614, 130682), (722, 111134), (724, 110827), (1228, 65341), (1444, 55567), (3439, 23332), (5833, 13756), (6878, 11666)]