201996575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1063}}^1$

素因数の和:1775

約数の個数: 24

約数和(自身を含む): 273899136

約数和(自身を除く): 71902561

約数列:

[1, 5, 11, 25, 55, 275, 691, 1063, 3455, 5315, 7601, 11693, 17275, 26575, 38005, 58465, 190025, 292325, 734533, 3672665, 8079863, 18363325, 40399315, 201996575]

約数ペア:

[(1, 201996575), (5, 40399315), (11, 18363325), (25, 8079863), (55, 3672665), (275, 734533), (691, 292325), (1063, 190025), (3455, 58465), (5315, 38005), (7601, 26575), (11693, 17275)]