81328408

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85429}}^1$

素因数の和:85459

約数の個数: 32

約数和(自身を含む): 184528800

約数和(自身を除く): 103200392

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 85429, 170858, 341716, 598003, 683432, 1196006, 1452293, 2392012, 2904586, 4784024, 5809172, 10166051, 11618344, 20332102, 40664204, 81328408]

約数ペア:

[(1, 81328408), (2, 40664204), (4, 20332102), (7, 11618344), (8, 10166051), (14, 5809172), (17, 4784024), (28, 2904586), (34, 2392012), (56, 1452293), (68, 1196006), (119, 683432), (136, 598003), (238, 341716), (476, 170858), (952, 85429)]