78571696

素因数分解:

$2^4\times 7^3\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 80

約数和(自身を含む): 180544000

約数和(自身を除く): 101972304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 103, 112, 139, 196, 206, 278, 343, 392, 412, 556, 686, 721, 784, 824, 973, 1112, 1372, 1442, 1648, 1946, 2224, 2744, 2884, 3892, 5047, 5488, 5768, 6811, 7784, 10094, 11536, 13622, 14317, 15568, 20188, 27244, 28634, 35329, 40376, 47677, 54488, 57268, 70658, 80752, 95354, 100219, 108976, 114536, 141316, 190708, 200438, 229072, 282632, 381416, 400876, 565264, 701533, 762832, 801752, 1403066, 1603504, 2806132, 4910731, 5612264, 9821462, 11224528, 19642924, 39285848, 78571696]

約数ペア:

[(1, 78571696), (2, 39285848), (4, 19642924), (7, 11224528), (8, 9821462), (14, 5612264), (16, 4910731), (28, 2806132), (49, 1603504), (56, 1403066), (98, 801752), (103, 762832), (112, 701533), (139, 565264), (196, 400876), (206, 381416), (278, 282632), (343, 229072), (392, 200438), (412, 190708), (556, 141316), (686, 114536), (721, 108976), (784, 100219), (824, 95354), (973, 80752), (1112, 70658), (1372, 57268), (1442, 54488), (1648, 47677), (1946, 40376), (2224, 35329), (2744, 28634), (2884, 27244), (3892, 20188), (5047, 15568), (5488, 14317), (5768, 13622), (6811, 11536), (7784, 10094)]