256028705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1\times {\mathrm{2671}}^1$

素因数の和:3704

約数の個数: 16

約数和(自身を含む): 323846400

約数和(自身を除く): 67817695

約数列:

[1, 5, 19, 95, 1009, 2671, 5045, 13355, 19171, 50749, 95855, 253745, 2695039, 13475195, 51205741, 256028705]

約数ペア:

[(1, 256028705), (5, 51205741), (19, 13475195), (95, 2695039), (1009, 253745), (2671, 95855), (5045, 50749), (13355, 19171)]