90385412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{25943}}^1$

素因数の和:26027

約数の個数: 24

約数和(自身を含む): 172890816

約数和(自身を除く): 82505404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 25943, 51886, 103772, 337259, 674518, 1349036, 1738181, 3476362, 6952724, 22596353, 45192706, 90385412]

約数ペア:

[(1, 90385412), (2, 45192706), (4, 22596353), (13, 6952724), (26, 3476362), (52, 1738181), (67, 1349036), (134, 674518), (268, 337259), (871, 103772), (1742, 51886), (3484, 25943)]