85809904

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{12739}}^1$

素因数の和:13168

約数の個数: 20

約数和(自身を含む): 166664680

約数和(自身を除く): 80854776

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 12739, 25478, 50956, 101912, 203824, 5363119, 10726238, 21452476, 42904952, 85809904]

約数ペア:

[(1, 85809904), (2, 42904952), (4, 21452476), (8, 10726238), (16, 5363119), (421, 203824), (842, 101912), (1684, 50956), (3368, 25478), (6736, 12739)]