8371777280

素因数分解:

$2^8\times 5^1\times {\mathrm{6540451}}^1$

素因数の和:6540472

約数の個数: 36

約数和(自身を含む): 20053025832

約数和(自身を除く): 11681248552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 6540451, 13080902, 26161804, 32702255, 52323608, 65404510, 104647216, 130809020, 209294432, 261618040, 418588864, 523236080, 837177728, 1046472160, 1674355456, 2092944320, 4185888640, 8371777280]

約数ペア:

[(1, 8371777280), (2, 4185888640), (4, 2092944320), (5, 1674355456), (8, 1046472160), (10, 837177728), (16, 523236080), (20, 418588864), (32, 261618040), (40, 209294432), (64, 130809020), (80, 104647216), (128, 65404510), (160, 52323608), (256, 32702255), (320, 26161804), (640, 13080902), (1280, 6540451)]