137319040

素因数分解:

$2^7\times 5^1\times {\mathrm{214561}}^1$

素因数の和:214580

約数の個数: 32

約数和(自身を含む): 328279860

約数和(自身を除く): 190960820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 214561, 429122, 858244, 1072805, 1716488, 2145610, 3432976, 4291220, 6865952, 8582440, 13731904, 17164880, 27463808, 34329760, 68659520, 137319040]

約数ペア:

[(1, 137319040), (2, 68659520), (4, 34329760), (5, 27463808), (8, 17164880), (10, 13731904), (16, 8582440), (20, 6865952), (32, 4291220), (40, 3432976), (64, 2145610), (80, 1716488), (128, 1072805), (160, 858244), (320, 429122), (640, 214561)]