51294080

素因数分解:

$2^7\times 5^1\times {\mathrm{80147}}^1$

素因数の和:80166

約数の個数: 32

約数和(自身を含む): 122626440

約数和(自身を除く): 71332360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 80147, 160294, 320588, 400735, 641176, 801470, 1282352, 1602940, 2564704, 3205880, 5129408, 6411760, 10258816, 12823520, 25647040, 51294080]

約数ペア:

[(1, 51294080), (2, 25647040), (4, 12823520), (5, 10258816), (8, 6411760), (10, 5129408), (16, 3205880), (20, 2564704), (32, 1602940), (40, 1282352), (64, 801470), (80, 641176), (128, 400735), (160, 320588), (320, 160294), (640, 80147)]