77445040

素因数分解:

$2^4\times 5^1\times {\mathrm{968063}}^1$

素因数の和:968076

約数の個数: 20

約数和(自身を含む): 180059904

約数和(自身を除く): 102614864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 968063, 1936126, 3872252, 4840315, 7744504, 9680630, 15489008, 19361260, 38722520, 77445040]

約数ペア:

[(1, 77445040), (2, 38722520), (4, 19361260), (5, 15489008), (8, 9680630), (10, 7744504), (16, 4840315), (20, 3872252), (40, 1936126), (80, 968063)]