66468745

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 99316800

約数和(自身を除く): 32848055

約数列:

[1, 5, 7, 19, 35, 49, 95, 109, 131, 133, 245, 545, 655, 665, 763, 917, 931, 2071, 2489, 3815, 4585, 4655, 5341, 6419, 10355, 12445, 14279, 14497, 17423, 26705, 32095, 71395, 72485, 87115, 99953, 101479, 121961, 271301, 499765, 507395, 609805, 699671, 1356505, 1899107, 3498355, 9495535, 13293749, 66468745]

約数ペア:

[(1, 66468745), (5, 13293749), (7, 9495535), (19, 3498355), (35, 1899107), (49, 1356505), (95, 699671), (109, 609805), (131, 507395), (133, 499765), (245, 271301), (545, 121961), (655, 101479), (665, 99953), (763, 87115), (917, 72485), (931, 71395), (2071, 32095), (2489, 26705), (3815, 17423), (4585, 14497), (4655, 14279), (5341, 12445), (6419, 10355)]