68372864

素因数分解:

$2^7\times 7^1\times {\mathrm{137}}^1\times {\mathrm{557}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 157088160

約数和(自身を除く): 88715296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 137, 224, 274, 448, 548, 557, 896, 959, 1096, 1114, 1918, 2192, 2228, 3836, 3899, 4384, 4456, 7672, 7798, 8768, 8912, 15344, 15596, 17536, 17824, 30688, 31192, 35648, 61376, 62384, 71296, 76309, 122752, 124768, 152618, 249536, 305236, 499072, 534163, 610472, 1068326, 1220944, 2136652, 2441888, 4273304, 4883776, 8546608, 9767552, 17093216, 34186432, 68372864]

約数ペア:

[(1, 68372864), (2, 34186432), (4, 17093216), (7, 9767552), (8, 8546608), (14, 4883776), (16, 4273304), (28, 2441888), (32, 2136652), (56, 1220944), (64, 1068326), (112, 610472), (128, 534163), (137, 499072), (224, 305236), (274, 249536), (448, 152618), (548, 124768), (557, 122752), (896, 76309), (959, 71296), (1096, 62384), (1114, 61376), (1918, 35648), (2192, 31192), (2228, 30688), (3836, 17824), (3899, 17536), (4384, 15596), (4456, 15344), (7672, 8912), (7798, 8768)]