78284888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2549}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 160650000

約数和(自身を除く): 82365112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 698, 1396, 2549, 2792, 3839, 5098, 7678, 10196, 15356, 20392, 28039, 30712, 56078, 112156, 224312, 889601, 1779202, 3558404, 7116808, 9785611, 19571222, 39142444, 78284888]

約数ペア:

[(1, 78284888), (2, 39142444), (4, 19571222), (8, 9785611), (11, 7116808), (22, 3558404), (44, 1779202), (88, 889601), (349, 224312), (698, 112156), (1396, 56078), (2549, 30712), (2792, 28039), (3839, 20392), (5098, 15356), (7678, 10196)]