200955820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{772907}}^1$

素因数の和:772929

約数の個数: 24

約数和(自身を含む): 454469904

約数和(自身を除く): 253514084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 772907, 1545814, 3091628, 3864535, 7729070, 10047791, 15458140, 20095582, 40191164, 50238955, 100477910, 200955820]

約数ペア:

[(1, 200955820), (2, 100477910), (4, 50238955), (5, 40191164), (10, 20095582), (13, 15458140), (20, 10047791), (26, 7729070), (52, 3864535), (65, 3091628), (130, 1545814), (260, 772907)]