200870945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{911}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 278415360

約数和(自身を除く): 77544415

約数列:

[1, 5, 11, 19, 55, 95, 209, 211, 911, 1045, 1055, 2321, 4009, 4555, 10021, 11605, 17309, 20045, 44099, 50105, 86545, 190399, 192221, 220495, 951995, 961105, 2114431, 3652199, 10572155, 18260995, 40174189, 200870945]

約数ペア:

[(1, 200870945), (5, 40174189), (11, 18260995), (19, 10572155), (55, 3652199), (95, 2114431), (209, 961105), (211, 951995), (911, 220495), (1045, 192221), (1055, 190399), (2321, 86545), (4009, 50105), (4555, 44099), (10021, 20045), (11605, 17309)]