313980575

素因数分解:

$5^2\times {\mathrm{317}}^1\times {\mathrm{39619}}^1$

素因数の和:39946

約数の個数: 12

約数和(自身を含む): 390573960

約数和(自身を除く): 76593385

約数列:

[1, 5, 25, 317, 1585, 7925, 39619, 198095, 990475, 12559223, 62796115, 313980575]

約数ペア:

[(1, 313980575), (5, 62796115), (25, 12559223), (317, 990475), (1585, 198095), (7925, 39619)]