66314840

素因数分解:

$2^3\times 5^1\times {\mathrm{1657871}}^1$

素因数の和:1657882

約数の個数: 16

約数和(自身を含む): 149208480

約数和(自身を除く): 82893640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1657871, 3315742, 6631484, 8289355, 13262968, 16578710, 33157420, 66314840]

約数ペア:

[(1, 66314840), (2, 33157420), (4, 16578710), (5, 13262968), (8, 8289355), (10, 6631484), (20, 3315742), (40, 1657871)]