51013640

素因数分解:

$2^3\times 5^1\times {\mathrm{1275341}}^1$

素因数の和:1275352

約数の個数: 16

約数和(自身を含む): 114780780

約数和(自身を除く): 63767140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1275341, 2550682, 5101364, 6376705, 10202728, 12753410, 25506820, 51013640]

約数ペア:

[(1, 51013640), (2, 25506820), (4, 12753410), (5, 10202728), (8, 6376705), (10, 5101364), (20, 2550682), (40, 1275341)]