90011768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3109}}^1$

素因数の和:3180

約数の個数: 64

約数和(自身を含む): 214963200

約数和(自身を除く): 124951432

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 47, 56, 77, 88, 94, 154, 188, 308, 329, 376, 517, 616, 658, 1034, 1316, 2068, 2632, 3109, 3619, 4136, 6218, 7238, 12436, 14476, 21763, 24872, 28952, 34199, 43526, 68398, 87052, 136796, 146123, 174104, 239393, 273592, 292246, 478786, 584492, 957572, 1022861, 1168984, 1607353, 1915144, 2045722, 3214706, 4091444, 6429412, 8182888, 11251471, 12858824, 22502942, 45005884, 90011768]

約数ペア:

[(1, 90011768), (2, 45005884), (4, 22502942), (7, 12858824), (8, 11251471), (11, 8182888), (14, 6429412), (22, 4091444), (28, 3214706), (44, 2045722), (47, 1915144), (56, 1607353), (77, 1168984), (88, 1022861), (94, 957572), (154, 584492), (188, 478786), (308, 292246), (329, 273592), (376, 239393), (517, 174104), (616, 146123), (658, 136796), (1034, 87052), (1316, 68398), (2068, 43526), (2632, 34199), (3109, 28952), (3619, 24872), (4136, 21763), (6218, 14476), (7238, 12436)]