65687128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1721}}^1$

素因数の和:2107

約数の個数: 32

約数和(自身を含む): 133076160

約数和(自身を除く): 67389032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 367, 734, 1468, 1721, 2936, 3442, 4771, 6884, 9542, 13768, 19084, 22373, 38168, 44746, 89492, 178984, 631607, 1263214, 2526428, 5052856, 8210891, 16421782, 32843564, 65687128]

約数ペア:

[(1, 65687128), (2, 32843564), (4, 16421782), (8, 8210891), (13, 5052856), (26, 2526428), (52, 1263214), (104, 631607), (367, 178984), (734, 89492), (1468, 44746), (1721, 38168), (2936, 22373), (3442, 19084), (4771, 13768), (6884, 9542)]