80489966

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{15461}}^1$

素因数の和:15619

約数の個数: 16

約数和(自身を含む): 128025360

約数和(自身を除く): 47535394

約数列:

[1, 2, 19, 38, 137, 274, 2603, 5206, 15461, 30922, 293759, 587518, 2118157, 4236314, 40244983, 80489966]

約数ペア:

[(1, 80489966), (2, 40244983), (19, 4236314), (38, 2118157), (137, 587518), (274, 293759), (2603, 30922), (5206, 15461)]