61545080

素因数分解:

$2^3\times 5^1\times {\mathrm{1538627}}^1$

素因数の和:1538638

約数の個数: 16

約数和(自身を含む): 138476520

約数和(自身を除く): 76931440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1538627, 3077254, 6154508, 7693135, 12309016, 15386270, 30772540, 61545080]

約数ペア:

[(1, 61545080), (2, 30772540), (4, 15386270), (5, 12309016), (8, 7693135), (10, 6154508), (20, 3077254), (40, 1538627)]