78485656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3769}}^1$

素因数の和:3931

約数の個数: 32

約数和(自身を含む): 156078000

約数和(自身を除く): 77592344

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 274, 548, 1096, 2603, 3769, 5206, 7538, 10412, 15076, 20824, 30152, 71611, 143222, 286444, 516353, 572888, 1032706, 2065412, 4130824, 9810707, 19621414, 39242828, 78485656]

約数ペア:

[(1, 78485656), (2, 39242828), (4, 19621414), (8, 9810707), (19, 4130824), (38, 2065412), (76, 1032706), (137, 572888), (152, 516353), (274, 286444), (548, 143222), (1096, 71611), (2603, 30152), (3769, 20824), (5206, 15076), (7538, 10412)]