80756588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 162086400

約数和(自身を除く): 81329812

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 199, 253, 398, 401, 506, 796, 802, 1012, 1604, 2189, 4378, 4411, 4577, 8756, 8822, 9154, 9223, 17644, 18308, 18446, 36892, 50347, 79799, 100694, 101453, 159598, 201388, 202906, 319196, 405812, 877789, 1755578, 1835377, 3511156, 3670754, 7341508, 20189147, 40378294, 80756588]

約数ペア:

[(1, 80756588), (2, 40378294), (4, 20189147), (11, 7341508), (22, 3670754), (23, 3511156), (44, 1835377), (46, 1755578), (92, 877789), (199, 405812), (253, 319196), (398, 202906), (401, 201388), (506, 159598), (796, 101453), (802, 100694), (1012, 79799), (1604, 50347), (2189, 36892), (4378, 18446), (4411, 18308), (4577, 17644), (8756, 9223), (8822, 9154)]