25345520

素因数分解:

$2^4\times 5^1\times {\mathrm{316819}}^1$

素因数の和:316832

約数の個数: 20

約数和(自身を含む): 58928520

約数和(自身を除く): 33583000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 316819, 633638, 1267276, 1584095, 2534552, 3168190, 5069104, 6336380, 12672760, 25345520]

約数ペア:

[(1, 25345520), (2, 12672760), (4, 6336380), (5, 5069104), (8, 3168190), (10, 2534552), (16, 1584095), (20, 1267276), (40, 633638), (80, 316819)]