81226733800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6657929}}^1$

素因数の和:6658006

約数の個数: 48

約数和(自身を含む): 191948121900

約数和(自身を除く): 110721388100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 12200, 6657929, 13315858, 26631716, 33289645, 53263432, 66579290, 133158580, 166448225, 266317160, 332896450, 406133669, 665792900, 812267338, 1331585800, 1624534676, 2030668345, 3249069352, 4061336690, 8122673380, 10153341725, 16245346760, 20306683450, 40613366900, 81226733800]

約数ペア:

[(1, 81226733800), (2, 40613366900), (4, 20306683450), (5, 16245346760), (8, 10153341725), (10, 8122673380), (20, 4061336690), (25, 3249069352), (40, 2030668345), (50, 1624534676), (61, 1331585800), (100, 812267338), (122, 665792900), (200, 406133669), (244, 332896450), (305, 266317160), (488, 166448225), (610, 133158580), (1220, 66579290), (1525, 53263432), (2440, 33289645), (3050, 26631716), (6100, 13315858), (12200, 6657929)]