78009728

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 161135520

約数和(自身を除く): 83125792

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 97, 103, 122, 128, 194, 206, 244, 388, 412, 488, 776, 824, 976, 1552, 1648, 1952, 3104, 3296, 3904, 5917, 6208, 6283, 6592, 7808, 9991, 11834, 12416, 12566, 13184, 19982, 23668, 25132, 39964, 47336, 50264, 79928, 94672, 100528, 159856, 189344, 201056, 319712, 378688, 402112, 609451, 639424, 757376, 804224, 1218902, 1278848, 2437804, 4875608, 9751216, 19502432, 39004864, 78009728]

約数ペア:

[(1, 78009728), (2, 39004864), (4, 19502432), (8, 9751216), (16, 4875608), (32, 2437804), (61, 1278848), (64, 1218902), (97, 804224), (103, 757376), (122, 639424), (128, 609451), (194, 402112), (206, 378688), (244, 319712), (388, 201056), (412, 189344), (488, 159856), (776, 100528), (824, 94672), (976, 79928), (1552, 50264), (1648, 47336), (1952, 39964), (3104, 25132), (3296, 23668), (3904, 19982), (5917, 13184), (6208, 12566), (6283, 12416), (6592, 11834), (7808, 9991)]