82688840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159017}}^1$

素因数の和:159041

約数の個数: 32

約数和(自身を含む): 200362680

約数和(自身を除く): 117673840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 159017, 318034, 636068, 795085, 1272136, 1590170, 2067221, 3180340, 4134442, 6360680, 8268884, 10336105, 16537768, 20672210, 41344420, 82688840]

約数ペア:

[(1, 82688840), (2, 41344420), (4, 20672210), (5, 16537768), (8, 10336105), (10, 8268884), (13, 6360680), (20, 4134442), (26, 3180340), (40, 2067221), (52, 1590170), (65, 1272136), (104, 795085), (130, 636068), (260, 318034), (520, 159017)]