81191104

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2903}}^1$

素因数の和:2957

約数の個数: 56

約数和(自身を含む): 177027840

約数和(自身を除く): 95836736

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1216, 1472, 1748, 2903, 3496, 5806, 6992, 11612, 13984, 23224, 27968, 46448, 55157, 66769, 92896, 110314, 133538, 185792, 220628, 267076, 441256, 534152, 882512, 1068304, 1268611, 1765024, 2136608, 2537222, 3530048, 4273216, 5074444, 10148888, 20297776, 40595552, 81191104]

約数ペア:

[(1, 81191104), (2, 40595552), (4, 20297776), (8, 10148888), (16, 5074444), (19, 4273216), (23, 3530048), (32, 2537222), (38, 2136608), (46, 1765024), (64, 1268611), (76, 1068304), (92, 882512), (152, 534152), (184, 441256), (304, 267076), (368, 220628), (437, 185792), (608, 133538), (736, 110314), (874, 92896), (1216, 66769), (1472, 55157), (1748, 46448), (2903, 27968), (3496, 23224), (5806, 13984), (6992, 11612)]