208025012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{641}}^1$

素因数の和:816

約数の個数: 36

約数和(自身を含む): 397692036

約数和(自身を除く): 189667024

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 641, 1027, 1282, 2054, 2564, 4108, 6241, 8333, 12482, 16666, 24964, 33332, 50639, 81133, 101278, 162266, 202556, 324532, 658307, 1316614, 2633228, 4000481, 8000962, 16001924, 52006253, 104012506, 208025012]

約数ペア:

[(1, 208025012), (2, 104012506), (4, 52006253), (13, 16001924), (26, 8000962), (52, 4000481), (79, 2633228), (158, 1316614), (316, 658307), (641, 324532), (1027, 202556), (1282, 162266), (2054, 101278), (2564, 81133), (4108, 50639), (6241, 33332), (8333, 24964), (12482, 16666)]