805968080

素因数分解:

$2^4\times 5^1\times {\mathrm{10074601}}^1$

素因数の和:10074614

約数の個数: 20

約数和(自身を含む): 1873875972

約数和(自身を除く): 1067907892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10074601, 20149202, 40298404, 50373005, 80596808, 100746010, 161193616, 201492020, 402984040, 805968080]

約数ペア:

[(1, 805968080), (2, 402984040), (4, 201492020), (5, 161193616), (8, 100746010), (10, 80596808), (16, 50373005), (20, 40298404), (40, 20149202), (80, 10074601)]