879821825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{7639}}^1$

素因数の和:7937

約数の個数: 24

約数和(自身を含む): 1159568640

約数和(自身を除く): 279746815

約数列:

[1, 5, 17, 25, 85, 271, 425, 1355, 4607, 6775, 7639, 23035, 38195, 115175, 129863, 190975, 649315, 2070169, 3246575, 10350845, 35192873, 51754225, 175964365, 879821825]

約数ペア:

[(1, 879821825), (5, 175964365), (17, 51754225), (25, 35192873), (85, 10350845), (271, 3246575), (425, 2070169), (1355, 649315), (4607, 190975), (6775, 129863), (7639, 115175), (23035, 38195)]