61377280

素因数分解:

$2^8\times 5^1\times {\mathrm{47951}}^1$

素因数の和:47972

約数の個数: 36

約数和(自身を含む): 147020832

約数和(自身を除く): 85643552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 47951, 95902, 191804, 239755, 383608, 479510, 767216, 959020, 1534432, 1918040, 3068864, 3836080, 6137728, 7672160, 12275456, 15344320, 30688640, 61377280]

約数ペア:

[(1, 61377280), (2, 30688640), (4, 15344320), (5, 12275456), (8, 7672160), (10, 6137728), (16, 3836080), (20, 3068864), (32, 1918040), (40, 1534432), (64, 959020), (80, 767216), (128, 479510), (160, 383608), (256, 239755), (320, 191804), (640, 95902), (1280, 47951)]