78740816

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63913}}^1$

素因数の和:63939

約数の個数: 40

約数和(自身を含む): 190208064

約数和(自身を除く): 111467248

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 63913, 127826, 255652, 447391, 511304, 703043, 894782, 1022608, 1406086, 1789564, 2812172, 3579128, 4921301, 5624344, 7158256, 9842602, 11248688, 19685204, 39370408, 78740816]

約数ペア:

[(1, 78740816), (2, 39370408), (4, 19685204), (7, 11248688), (8, 9842602), (11, 7158256), (14, 5624344), (16, 4921301), (22, 3579128), (28, 2812172), (44, 1789564), (56, 1406086), (77, 1022608), (88, 894782), (112, 703043), (154, 511304), (176, 447391), (308, 255652), (616, 127826), (1232, 63913)]