251919070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{36563}}^1$

素因数の和:36636

約数の個数: 32

約数和(自身を含む): 497562912

約数和(自身を除く): 245643842

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 36563, 73126, 182815, 365630, 475319, 950638, 1937839, 2376595, 3875678, 4753190, 9689195, 19378390, 25191907, 50383814, 125959535, 251919070]

約数ペア:

[(1, 251919070), (2, 125959535), (5, 50383814), (10, 25191907), (13, 19378390), (26, 9689195), (53, 4753190), (65, 3875678), (106, 2376595), (130, 1937839), (265, 950638), (530, 475319), (689, 365630), (1378, 182815), (3445, 73126), (6890, 36563)]