208022560

素因数分解:

$2^5\times 5^1\times {\mathrm{1300141}}^1$

素因数の和:1300156

約数の個数: 24

約数和(自身を含む): 491453676

約数和(自身を除く): 283431116

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1300141, 2600282, 5200564, 6500705, 10401128, 13001410, 20802256, 26002820, 41604512, 52005640, 104011280, 208022560]

約数ペア:

[(1, 208022560), (2, 104011280), (4, 52005640), (5, 41604512), (8, 26002820), (10, 20802256), (16, 13001410), (20, 10401128), (32, 6500705), (40, 5200564), (80, 2600282), (160, 1300141)]