80456915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3943}}^1$

素因数の和:4019

約数の個数: 32

約数和(自身を含む): 122674176

約数和(自身を除く): 42217261

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 583, 1855, 2915, 3943, 4081, 19715, 20405, 27601, 43373, 138005, 208979, 216865, 303611, 1044895, 1462853, 1518055, 2298769, 7314265, 11493845, 16091383, 80456915]

約数ペア:

[(1, 80456915), (5, 16091383), (7, 11493845), (11, 7314265), (35, 2298769), (53, 1518055), (55, 1462853), (77, 1044895), (265, 303611), (371, 216865), (385, 208979), (583, 138005), (1855, 43373), (2915, 27601), (3943, 20405), (4081, 19715)]