80919632

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{266183}}^1$

素因数の和:266210

約数の個数: 20

約数和(自身を含む): 165034080

約数和(自身を除く): 84114448

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 266183, 532366, 1064732, 2129464, 4258928, 5057477, 10114954, 20229908, 40459816, 80919632]

約数ペア:

[(1, 80919632), (2, 40459816), (4, 20229908), (8, 10114954), (16, 5057477), (19, 4258928), (38, 2129464), (76, 1064732), (152, 532366), (304, 266183)]