133670397680

素因数分解:

$2^4\times 5^1\times {\mathrm{1670879971}}^1$

素因数の和:1670879984

約数の個数: 20

約数和(自身を含む): 310783674792

約数和(自身を除く): 177113277112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1670879971, 3341759942, 6683519884, 8354399855, 13367039768, 16708799710, 26734079536, 33417599420, 66835198840, 133670397680]

約数ペア:

[(1, 133670397680), (2, 66835198840), (4, 33417599420), (5, 26734079536), (8, 16708799710), (10, 13367039768), (16, 8354399855), (20, 6683519884), (40, 3341759942), (80, 1670879971)]