5280631330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{20443}}^1$

素因数の和:22450

約数の個数: 32

約数和(自身を含む): 10241953344

約数和(自身を除く): 4961322014

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1987, 3974, 9935, 19870, 20443, 25831, 40886, 51662, 102215, 129155, 204430, 258310, 265759, 531518, 1328795, 2657590, 40620241, 81240482, 203101205, 406202410, 528063133, 1056126266, 2640315665, 5280631330]

約数ペア:

[(1, 5280631330), (2, 2640315665), (5, 1056126266), (10, 528063133), (13, 406202410), (26, 203101205), (65, 81240482), (130, 40620241), (1987, 2657590), (3974, 1328795), (9935, 531518), (19870, 265759), (20443, 258310), (25831, 204430), (40886, 129155), (51662, 102215)]