51881080

素因数分解:

$2^3\times 5^1\times {\mathrm{1297027}}^1$

素因数の和:1297038

約数の個数: 16

約数和(自身を含む): 116732520

約数和(自身を除く): 64851440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1297027, 2594054, 5188108, 6485135, 10376216, 12970270, 25940540, 51881080]

約数ペア:

[(1, 51881080), (2, 25940540), (4, 12970270), (5, 10376216), (8, 6485135), (10, 5188108), (20, 2594054), (40, 1297027)]