78220744

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{17681}}^1$

素因数の和:17773

約数の個数: 32

約数和(自身を含む): 169747200

約数和(自身を除く): 91526456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 17681, 35362, 70724, 123767, 141448, 247534, 495068, 990136, 1396799, 2793598, 5587196, 9777593, 11174392, 19555186, 39110372, 78220744]

約数ペア:

[(1, 78220744), (2, 39110372), (4, 19555186), (7, 11174392), (8, 9777593), (14, 5587196), (28, 2793598), (56, 1396799), (79, 990136), (158, 495068), (316, 247534), (553, 141448), (632, 123767), (1106, 70724), (2212, 35362), (4424, 17681)]