66880744

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7607}}^1$

素因数の和:7777

約数の個数: 32

約数和(自身を含む): 144247680

約数和(自身を除く): 77366936

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 7607, 8792, 15214, 30428, 53249, 60856, 106498, 212996, 425992, 1194299, 2388598, 4777196, 8360093, 9554392, 16720186, 33440372, 66880744]

約数ペア:

[(1, 66880744), (2, 33440372), (4, 16720186), (7, 9554392), (8, 8360093), (14, 4777196), (28, 2388598), (56, 1194299), (157, 425992), (314, 212996), (628, 106498), (1099, 60856), (1256, 53249), (2198, 30428), (4396, 15214), (7607, 8792)]