80487952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{264763}}^1$

素因数の和:264790

約数の個数: 20

約数和(自身を含む): 164153680

約数和(自身を除く): 83665728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 264763, 529526, 1059052, 2118104, 4236208, 5030497, 10060994, 20121988, 40243976, 80487952]

約数ペア:

[(1, 80487952), (2, 40243976), (4, 20121988), (8, 10060994), (16, 5030497), (19, 4236208), (38, 2118104), (76, 1059052), (152, 529526), (304, 264763)]