80325596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{9839}}^1$

素因数の和:10013

約数の個数: 24

約数和(自身を含む): 152362560

約数和(自身を除く): 72036964

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 9839, 19678, 39356, 127907, 255814, 511628, 1544723, 3089446, 6178892, 20081399, 40162798, 80325596]

約数ペア:

[(1, 80325596), (2, 40162798), (4, 20081399), (13, 6178892), (26, 3089446), (52, 1544723), (157, 511628), (314, 255814), (628, 127907), (2041, 39356), (4082, 19678), (8164, 9839)]