258248630

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{3673}}^1$

素因数の和:3848

約数の個数: 32

約数和(自身を含む): 476150400

約数和(自身を除く): 217901770

約数列:

[1, 2, 5, 10, 79, 89, 158, 178, 395, 445, 790, 890, 3673, 7031, 7346, 14062, 18365, 35155, 36730, 70310, 290167, 326897, 580334, 653794, 1450835, 1634485, 2901670, 3268970, 25824863, 51649726, 129124315, 258248630]

約数ペア:

[(1, 258248630), (2, 129124315), (5, 51649726), (10, 25824863), (79, 3268970), (89, 2901670), (158, 1634485), (178, 1450835), (395, 653794), (445, 580334), (790, 326897), (890, 290167), (3673, 70310), (7031, 36730), (7346, 35155), (14062, 18365)]