69663040

素因数分解:

$2^6\times 5^1\times {\mathrm{217697}}^1$

素因数の和:217714

約数の個数: 28

約数和(自身を含む): 165885876

約数和(自身を除く): 96222836

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 217697, 435394, 870788, 1088485, 1741576, 2176970, 3483152, 4353940, 6966304, 8707880, 13932608, 17415760, 34831520, 69663040]

約数ペア:

[(1, 69663040), (2, 34831520), (4, 17415760), (5, 13932608), (8, 8707880), (10, 6966304), (16, 4353940), (20, 3483152), (32, 2176970), (40, 1741576), (64, 1088485), (80, 870788), (160, 435394), (320, 217697)]