80971856

素因数分解:

$2^4\times 7^1\times {\mathrm{722963}}^1$

素因数の和:722978

約数の個数: 20

約数和(自身を含む): 179295072

約数和(自身を除く): 98323216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 722963, 1445926, 2891852, 5060741, 5783704, 10121482, 11567408, 20242964, 40485928, 80971856]

約数ペア:

[(1, 80971856), (2, 40485928), (4, 20242964), (7, 11567408), (8, 10121482), (14, 5783704), (16, 5060741), (28, 2891852), (56, 1445926), (112, 722963)]