80120810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{104053}}^1$

素因数の和:104078

約数の個数: 32

約数和(自身を含む): 179805312

約数和(自身を除く): 99684502

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 104053, 208106, 520265, 728371, 1040530, 1144583, 1456742, 2289166, 3641855, 5722915, 7283710, 8012081, 11445830, 16024162, 40060405, 80120810]

約数ペア:

[(1, 80120810), (2, 40060405), (5, 16024162), (7, 11445830), (10, 8012081), (11, 7283710), (14, 5722915), (22, 3641855), (35, 2289166), (55, 1456742), (70, 1144583), (77, 1040530), (110, 728371), (154, 520265), (385, 208106), (770, 104053)]