80366080

素因数分解:

$2^9\times 5^1\times {\mathrm{31393}}^1$

素因数の和:31416

約数の個数: 40

約数和(自身を含む): 192696372

約数和(自身を除く): 112330292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 31393, 62786, 125572, 156965, 251144, 313930, 502288, 627860, 1004576, 1255720, 2009152, 2511440, 4018304, 5022880, 8036608, 10045760, 16073216, 20091520, 40183040, 80366080]

約数ペア:

[(1, 80366080), (2, 40183040), (4, 20091520), (5, 16073216), (8, 10045760), (10, 8036608), (16, 5022880), (20, 4018304), (32, 2511440), (40, 2009152), (64, 1255720), (80, 1004576), (128, 627860), (160, 502288), (256, 313930), (320, 251144), (512, 156965), (640, 125572), (1280, 62786), (2560, 31393)]