8268160

素因数分解:

$2^7\times 5^1\times {\mathrm{12919}}^1$

素因数の和:12938

約数の個数: 32

約数和(自身を含む): 19767600

約数和(自身を除く): 11499440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12919, 25838, 51676, 64595, 103352, 129190, 206704, 258380, 413408, 516760, 826816, 1033520, 1653632, 2067040, 4134080, 8268160]

約数ペア:

[(1, 8268160), (2, 4134080), (4, 2067040), (5, 1653632), (8, 1033520), (10, 826816), (16, 516760), (20, 413408), (32, 258380), (40, 206704), (64, 129190), (80, 103352), (128, 64595), (160, 51676), (320, 25838), (640, 12919)]