78427225

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{53171}}^1$

素因数の和:53240

約数の個数: 12

約数和(自身を含む): 98899920

約数和(自身を除く): 20472695

約数列:

[1, 5, 25, 59, 295, 1475, 53171, 265855, 1329275, 3137089, 15685445, 78427225]

約数ペア:

[(1, 78427225), (5, 15685445), (25, 3137089), (59, 1329275), (295, 265855), (1475, 53171)]