79775290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2707}}^1$

素因数の和:3142

約数の個数: 32

約数和(自身を含む): 164559744

約数和(自身を除く): 84784454

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2707, 2947, 4210, 5414, 5894, 13535, 14735, 18949, 27070, 29470, 37898, 94745, 189490, 1139647, 2279294, 5698235, 7977529, 11396470, 15955058, 39887645, 79775290]

約数ペア:

[(1, 79775290), (2, 39887645), (5, 15955058), (7, 11396470), (10, 7977529), (14, 5698235), (35, 2279294), (70, 1139647), (421, 189490), (842, 94745), (2105, 37898), (2707, 29470), (2947, 27070), (4210, 18949), (5414, 14735), (5894, 13535)]