25683760

素因数分解:

$2^4\times 5^1\times {\mathrm{321047}}^1$

素因数の和:321060

約数の個数: 20

約数和(自身を含む): 59714928

約数和(自身を除く): 34031168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 321047, 642094, 1284188, 1605235, 2568376, 3210470, 5136752, 6420940, 12841880, 25683760]

約数ペア:

[(1, 25683760), (2, 12841880), (4, 6420940), (5, 5136752), (8, 3210470), (10, 2568376), (16, 1605235), (20, 1284188), (40, 642094), (80, 321047)]