83418680

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16421}}^1$

素因数の和:16559

約数の個数: 32

約数和(自身を含む): 189181440

約数和(自身を除く): 105762760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 16421, 32842, 65684, 82105, 131368, 164210, 328420, 656840, 2085467, 4170934, 8341868, 10427335, 16683736, 20854670, 41709340, 83418680]

約数ペア:

[(1, 83418680), (2, 41709340), (4, 20854670), (5, 16683736), (8, 10427335), (10, 8341868), (20, 4170934), (40, 2085467), (127, 656840), (254, 328420), (508, 164210), (635, 131368), (1016, 82105), (1270, 65684), (2540, 32842), (5080, 16421)]