25369640

素因数分解:

$2^3\times 5^1\times {\mathrm{634241}}^1$

素因数の和:634252

約数の個数: 16

約数和(自身を含む): 57081780

約数和(自身を除く): 31712140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 634241, 1268482, 2536964, 3171205, 5073928, 6342410, 12684820, 25369640]

約数ペア:

[(1, 25369640), (2, 12684820), (4, 6342410), (5, 5073928), (8, 3171205), (10, 2536964), (20, 1268482), (40, 634241)]