205710080

素因数分解:

$2^8\times 5^1\times {\mathrm{160711}}^1$

素因数の和:160732

約数の個数: 36

約数和(自身を含む): 492742992

約数和(自身を除く): 287032912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 160711, 321422, 642844, 803555, 1285688, 1607110, 2571376, 3214220, 5142752, 6428440, 10285504, 12856880, 20571008, 25713760, 41142016, 51427520, 102855040, 205710080]

約数ペア:

[(1, 205710080), (2, 102855040), (4, 51427520), (5, 41142016), (8, 25713760), (10, 20571008), (16, 12856880), (20, 10285504), (32, 6428440), (40, 5142752), (64, 3214220), (80, 2571376), (128, 1607110), (160, 1285688), (256, 803555), (320, 642844), (640, 321422), (1280, 160711)]