138980050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{252691}}^1$

素因数の和:252714

約数の個数: 24

約数和(自身を含む): 282004272

約数和(自身を除く): 143024222

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 252691, 505382, 1263455, 2526910, 2779601, 5559202, 6317275, 12634550, 13898005, 27796010, 69490025, 138980050]

約数ペア:

[(1, 138980050), (2, 69490025), (5, 27796010), (10, 13898005), (11, 12634550), (22, 6317275), (25, 5559202), (50, 2779601), (55, 2526910), (110, 1263455), (275, 505382), (550, 252691)]