81132976

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{298283}}^1$

素因数の和:298308

約数の個数: 20

約数和(自身を含む): 166442472

約数和(自身を除く): 85309496

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 298283, 596566, 1193132, 2386264, 4772528, 5070811, 10141622, 20283244, 40566488, 81132976]

約数ペア:

[(1, 81132976), (2, 40566488), (4, 20283244), (8, 10141622), (16, 5070811), (17, 4772528), (34, 2386264), (68, 1193132), (136, 596566), (272, 298283)]