87856456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{4219}}^1$

素因数の和:4381

約数の個数: 32

約数和(自身を含む): 174708000

約数和(自身を除く): 86851544

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 274, 548, 1096, 2603, 4219, 5206, 8438, 10412, 16876, 20824, 33752, 80161, 160322, 320644, 578003, 641288, 1156006, 2312012, 4624024, 10982057, 21964114, 43928228, 87856456]

約数ペア:

[(1, 87856456), (2, 43928228), (4, 21964114), (8, 10982057), (19, 4624024), (38, 2312012), (76, 1156006), (137, 641288), (152, 578003), (274, 320644), (548, 160322), (1096, 80161), (2603, 33752), (4219, 20824), (5206, 16876), (8438, 10412)]