64578136

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{15797}}^1$

素因数の和:15883

約数の個数: 32

約数和(自身を含む): 140286240

約数和(自身を除く): 75708104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 15797, 31594, 63188, 110579, 126376, 221158, 442316, 884632, 1153181, 2306362, 4612724, 8072267, 9225448, 16144534, 32289068, 64578136]

約数ペア:

[(1, 64578136), (2, 32289068), (4, 16144534), (7, 9225448), (8, 8072267), (14, 4612724), (28, 2306362), (56, 1153181), (73, 884632), (146, 442316), (292, 221158), (511, 126376), (584, 110579), (1022, 63188), (2044, 31594), (4088, 15797)]