68570680

素因数分解:

$2^3\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2971}}^1$

素因数の和:3559

約数の個数: 32

約数和(自身を含む): 154603440

約数和(自身を除く): 86032760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 577, 1154, 2308, 2885, 2971, 4616, 5770, 5942, 11540, 11884, 14855, 23080, 23768, 29710, 59420, 118840, 1714267, 3428534, 6857068, 8571335, 13714136, 17142670, 34285340, 68570680]

約数ペア:

[(1, 68570680), (2, 34285340), (4, 17142670), (5, 13714136), (8, 8571335), (10, 6857068), (20, 3428534), (40, 1714267), (577, 118840), (1154, 59420), (2308, 29710), (2885, 23768), (2971, 23080), (4616, 14855), (5770, 11884), (5942, 11540)]