201992275

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 257086224

約数和(自身を除く): 55093949

約数列:

[1, 5, 25, 53, 157, 265, 785, 971, 1325, 3925, 4855, 8321, 24275, 41605, 51463, 152447, 208025, 257315, 762235, 1286575, 3811175, 8079691, 40398455, 201992275]

約数ペア:

[(1, 201992275), (5, 40398455), (25, 8079691), (53, 3811175), (157, 1286575), (265, 762235), (785, 257315), (971, 208025), (1325, 152447), (3925, 51463), (4855, 41605), (8321, 24275)]