81688012

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{3469}}^1$

素因数の和:3538

約数の個数: 36

約数和(自身を含む): 169252720

約数和(自身を除く): 87564708

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 841, 1682, 3364, 3469, 5887, 6938, 11774, 13876, 23548, 24283, 48566, 97132, 100601, 201202, 402404, 704207, 1408414, 2816828, 2917429, 5834858, 11669716, 20422003, 40844006, 81688012]

約数ペア:

[(1, 81688012), (2, 40844006), (4, 20422003), (7, 11669716), (14, 5834858), (28, 2917429), (29, 2816828), (58, 1408414), (116, 704207), (203, 402404), (406, 201202), (812, 100601), (841, 97132), (1682, 48566), (3364, 24283), (3469, 23548), (5887, 13876), (6938, 11774)]