65231140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{250889}}^1$

素因数の和:250911

約数の個数: 24

約数和(自身を含む): 147523320

約数和(自身を除く): 82292180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 250889, 501778, 1003556, 1254445, 2508890, 3261557, 5017780, 6523114, 13046228, 16307785, 32615570, 65231140]

約数ペア:

[(1, 65231140), (2, 32615570), (4, 16307785), (5, 13046228), (10, 6523114), (13, 5017780), (20, 3261557), (26, 2508890), (52, 1254445), (65, 1003556), (130, 501778), (260, 250889)]