81490912

素因数分解:

$2^5\times {\mathrm{1571}}^1\times {\mathrm{1621}}^1$

素因数の和:3202

約数の個数: 24

約数和(自身を含む): 160636392

約数和(自身を除く): 79145480

約数列:

[1, 2, 4, 8, 16, 32, 1571, 1621, 3142, 3242, 6284, 6484, 12568, 12968, 25136, 25936, 50272, 51872, 2546591, 5093182, 10186364, 20372728, 40745456, 81490912]

約数ペア:

[(1, 81490912), (2, 40745456), (4, 20372728), (8, 10186364), (16, 5093182), (32, 2546591), (1571, 51872), (1621, 50272), (3142, 25936), (3242, 25136), (6284, 12968), (6484, 12568)]