124928080

素因数分解:

$2^4\times 5^1\times {\mathrm{1561601}}^1$

素因数の和:1561614

約数の個数: 20

約数和(自身を含む): 290457972

約数和(自身を除く): 165529892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1561601, 3123202, 6246404, 7808005, 12492808, 15616010, 24985616, 31232020, 62464040, 124928080]

約数ペア:

[(1, 124928080), (2, 62464040), (4, 31232020), (5, 24985616), (8, 15616010), (10, 12492808), (16, 7808005), (20, 6246404), (40, 3123202), (80, 1561601)]