51797120

素因数分解:

$2^7\times 5^1\times {\mathrm{80933}}^1$

素因数の和:80952

約数の個数: 32

約数和(自身を含む): 123829020

約数和(自身を除く): 72031900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 80933, 161866, 323732, 404665, 647464, 809330, 1294928, 1618660, 2589856, 3237320, 5179712, 6474640, 10359424, 12949280, 25898560, 51797120]

約数ペア:

[(1, 51797120), (2, 25898560), (4, 12949280), (5, 10359424), (8, 6474640), (10, 5179712), (16, 3237320), (20, 2589856), (32, 1618660), (40, 1294928), (64, 809330), (80, 647464), (128, 404665), (160, 323732), (320, 161866), (640, 80933)]