80618818

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:847

約数の個数: 48

約数和(自身を含む): 150107904

約数和(自身を除く): 69489086

約数列:

[1, 2, 7, 14, 23, 46, 47, 49, 94, 98, 161, 322, 329, 658, 761, 1081, 1127, 1522, 2162, 2254, 2303, 4606, 5327, 7567, 10654, 15134, 17503, 35006, 35767, 37289, 52969, 71534, 74578, 105938, 122521, 245042, 250369, 500738, 822641, 857647, 1645282, 1715294, 1752583, 3505166, 5758487, 11516974, 40309409, 80618818]

約数ペア:

[(1, 80618818), (2, 40309409), (7, 11516974), (14, 5758487), (23, 3505166), (46, 1752583), (47, 1715294), (49, 1645282), (94, 857647), (98, 822641), (161, 500738), (322, 250369), (329, 245042), (658, 122521), (761, 105938), (1081, 74578), (1127, 71534), (1522, 52969), (2162, 37289), (2254, 35767), (2303, 35006), (4606, 17503), (5327, 15134), (7567, 10654)]