39539900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5569}}^1$

素因数の和:5654

約数の個数: 36

約数和(自身を含む): 87025680

約数和(自身を除く): 47485780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 5569, 7100, 11138, 22276, 27845, 55690, 111380, 139225, 278450, 395399, 556900, 790798, 1581596, 1976995, 3953990, 7907980, 9884975, 19769950, 39539900]

約数ペア:

[(1, 39539900), (2, 19769950), (4, 9884975), (5, 7907980), (10, 3953990), (20, 1976995), (25, 1581596), (50, 790798), (71, 556900), (100, 395399), (142, 278450), (284, 139225), (355, 111380), (710, 55690), (1420, 27845), (1775, 22276), (3550, 11138), (5569, 7100)]