80971490

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{23201}}^1$

素因数の和:23557

約数の個数: 16

約数和(自身を含む): 146172600

約数和(自身を除く): 65201110

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 23201, 46402, 116005, 232010, 8097149, 16194298, 40485745, 80971490]

約数ペア:

[(1, 80971490), (2, 40485745), (5, 16194298), (10, 8097149), (349, 232010), (698, 116005), (1745, 46402), (3490, 23201)]