249893410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{36269}}^1$

素因数の和:36342

約数の個数: 32

約数和(自身を含む): 493562160

約数和(自身を除く): 243668750

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 36269, 72538, 181345, 362690, 471497, 942994, 1922257, 2357485, 3844514, 4714970, 9611285, 19222570, 24989341, 49978682, 124946705, 249893410]

約数ペア:

[(1, 249893410), (2, 124946705), (5, 49978682), (10, 24989341), (13, 19222570), (26, 9611285), (53, 4714970), (65, 3844514), (106, 2357485), (130, 1922257), (265, 942994), (530, 471497), (689, 362690), (1378, 181345), (3445, 72538), (6890, 36269)]