86609840

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2647}}^1$

素因数の和:3069

約数の個数: 40

約数和(自身を含む): 201936480

約数和(自身を除く): 115326640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 2647, 3272, 4090, 5294, 6544, 8180, 10588, 13235, 16360, 21176, 26470, 32720, 42352, 52940, 105880, 211760, 1082623, 2165246, 4330492, 5413115, 8660984, 10826230, 17321968, 21652460, 43304920, 86609840]

約数ペア:

[(1, 86609840), (2, 43304920), (4, 21652460), (5, 17321968), (8, 10826230), (10, 8660984), (16, 5413115), (20, 4330492), (40, 2165246), (80, 1082623), (409, 211760), (818, 105880), (1636, 52940), (2045, 42352), (2647, 32720), (3272, 26470), (4090, 21176), (5294, 16360), (6544, 13235), (8180, 10588)]