303929225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{639851}}^1$

素因数の和:639880

約数の個数: 12

約数和(自身を含む): 396708240

約数和(自身を除く): 92779015

約数列:

[1, 5, 19, 25, 95, 475, 639851, 3199255, 12157169, 15996275, 60785845, 303929225]

約数ペア:

[(1, 303929225), (5, 60785845), (19, 15996275), (25, 12157169), (95, 3199255), (475, 639851)]