204265568

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:496

約数の個数: 72

約数和(自身を含む): 440776728

約数和(自身を除く): 236511160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 107, 169, 208, 214, 338, 353, 416, 428, 676, 706, 856, 1352, 1391, 1412, 1712, 2704, 2782, 2824, 3424, 4589, 5408, 5564, 5648, 9178, 11128, 11296, 18083, 18356, 22256, 36166, 36712, 37771, 44512, 59657, 72332, 73424, 75542, 119314, 144664, 146848, 151084, 238628, 289328, 302168, 477256, 491023, 578656, 604336, 954512, 982046, 1208672, 1909024, 1964092, 3928184, 6383299, 7856368, 12766598, 15712736, 25533196, 51066392, 102132784, 204265568]

約数ペア:

[(1, 204265568), (2, 102132784), (4, 51066392), (8, 25533196), (13, 15712736), (16, 12766598), (26, 7856368), (32, 6383299), (52, 3928184), (104, 1964092), (107, 1909024), (169, 1208672), (208, 982046), (214, 954512), (338, 604336), (353, 578656), (416, 491023), (428, 477256), (676, 302168), (706, 289328), (856, 238628), (1352, 151084), (1391, 146848), (1412, 144664), (1712, 119314), (2704, 75542), (2782, 73424), (2824, 72332), (3424, 59657), (4589, 44512), (5408, 37771), (5564, 36712), (5648, 36166), (9178, 22256), (11128, 18356), (11296, 18083)]