78087040

素因数分解:

$2^7\times 5^1\times {\mathrm{122011}}^1$

素因数の和:122030

約数の個数: 32

約数和(自身を含む): 186678360

約数和(自身を除く): 108591320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 122011, 244022, 488044, 610055, 976088, 1220110, 1952176, 2440220, 3904352, 4880440, 7808704, 9760880, 15617408, 19521760, 39043520, 78087040]

約数ペア:

[(1, 78087040), (2, 39043520), (4, 19521760), (5, 15617408), (8, 9760880), (10, 7808704), (16, 4880440), (20, 3904352), (32, 2440220), (40, 1952176), (64, 1220110), (80, 976088), (128, 610055), (160, 488044), (320, 244022), (640, 122011)]