81330585628

素因数分解:

$2^2\times {\mathrm{67759}}^1\times {\mathrm{300073}}^1$

素因数の和:367836

約数の個数: 12

約数和(自身を含む): 142331099680

約数和(自身を除く): 61000514052

約数列:

[1, 2, 4, 67759, 135518, 271036, 300073, 600146, 1200292, 20332646407, 40665292814, 81330585628]

約数ペア:

[(1, 81330585628), (2, 40665292814), (4, 20332646407), (67759, 1200292), (135518, 600146), (271036, 300073)]