80320688

素因数分解:

$2^4\times 7^1\times {\mathrm{717149}}^1$

素因数の和:717164

約数の個数: 20

約数和(自身を含む): 177853200

約数和(自身を除く): 97532512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 717149, 1434298, 2868596, 5020043, 5737192, 10040086, 11474384, 20080172, 40160344, 80320688]

約数ペア:

[(1, 80320688), (2, 40160344), (4, 20080172), (7, 11474384), (8, 10040086), (14, 5737192), (16, 5020043), (28, 2868596), (56, 1434298), (112, 717149)]