1305236015105

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{811}}^1\times {\mathrm{1231}}^1\times {\mathrm{2161}}^1$

素因数の和:4230

約数の個数: 48

約数和(自身を含む): 1725938505984

約数和(自身を除く): 420702490879

約数列:

[1, 5, 11, 55, 121, 605, 811, 1231, 2161, 4055, 6155, 8921, 10805, 13541, 23771, 44605, 67705, 98131, 118855, 148951, 261481, 490655, 744755, 998341, 1307405, 1752571, 2660191, 4991705, 8762855, 10981751, 13300955, 19278281, 29262101, 54908755, 96391405, 120799261, 146310505, 212061091, 321883111, 603996305, 1060305455, 1609415555, 2157414901, 10787074505, 23731563911, 118657819555, 261047203021, 1305236015105]

約数ペア:

[(1, 1305236015105), (5, 261047203021), (11, 118657819555), (55, 23731563911), (121, 10787074505), (605, 2157414901), (811, 1609415555), (1231, 1060305455), (2161, 603996305), (4055, 321883111), (6155, 212061091), (8921, 146310505), (10805, 120799261), (13541, 96391405), (23771, 54908755), (44605, 29262101), (67705, 19278281), (98131, 13300955), (118855, 10981751), (148951, 8762855), (261481, 4991705), (490655, 2660191), (744755, 1752571), (998341, 1307405)]