78074450

素因数分解:

$2^1\times 5^2\times {\mathrm{421}}^1\times {\mathrm{3709}}^1$

素因数の和:4142

約数の個数: 24

約数和(自身を含む): 145602660

約数和(自身を除く): 67528210

約数列:

[1, 2, 5, 10, 25, 50, 421, 842, 2105, 3709, 4210, 7418, 10525, 18545, 21050, 37090, 92725, 185450, 1561489, 3122978, 7807445, 15614890, 39037225, 78074450]

約数ペア:

[(1, 78074450), (2, 39037225), (5, 15614890), (10, 7807445), (25, 3122978), (50, 1561489), (421, 185450), (842, 92725), (2105, 37090), (3709, 21050), (4210, 18545), (7418, 10525)]