64766936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20089}}^1$

素因数の和:20139

約数の個数: 32

約数和(自身を含む): 135004800

約数和(自身を除く): 70237864

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 20089, 40178, 80356, 160712, 261157, 522314, 622759, 1044628, 1245518, 2089256, 2491036, 4982072, 8095867, 16191734, 32383468, 64766936]

約数ペア:

[(1, 64766936), (2, 32383468), (4, 16191734), (8, 8095867), (13, 4982072), (26, 2491036), (31, 2089256), (52, 1245518), (62, 1044628), (104, 622759), (124, 522314), (248, 261157), (403, 160712), (806, 80356), (1612, 40178), (3224, 20089)]