20507310100

素因数分解:

$2^2\times 5^2\times {\mathrm{205073101}}^1$

素因数の和:205073115

約数の個数: 18

約数和(自身を含む): 44500863134

約数和(自身を除く): 23993553034

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 205073101, 410146202, 820292404, 1025365505, 2050731010, 4101462020, 5126827525, 10253655050, 20507310100]

約数ペア:

[(1, 20507310100), (2, 10253655050), (4, 5126827525), (5, 4101462020), (10, 2050731010), (20, 1025365505), (25, 820292404), (50, 410146202), (100, 205073101)]