82520560

素因数分解:

$2^4\times 5^1\times {\mathrm{1031507}}^1$

素因数の和:1031520

約数の個数: 20

約数和(自身を含む): 191860488

約数和(自身を除く): 109339928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1031507, 2063014, 4126028, 5157535, 8252056, 10315070, 16504112, 20630140, 41260280, 82520560]

約数ペア:

[(1, 82520560), (2, 41260280), (4, 20630140), (5, 16504112), (8, 10315070), (10, 8252056), (16, 5157535), (20, 4126028), (40, 2063014), (80, 1031507)]