51219040

素因数分解:

$2^5\times 5^1\times {\mathrm{320119}}^1$

素因数の和:320134

約数の個数: 24

約数和(自身を含む): 121005360

約数和(自身を除く): 69786320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 320119, 640238, 1280476, 1600595, 2560952, 3201190, 5121904, 6402380, 10243808, 12804760, 25609520, 51219040]

約数ペア:

[(1, 51219040), (2, 25609520), (4, 12804760), (5, 10243808), (8, 6402380), (10, 5121904), (16, 3201190), (20, 2560952), (32, 1600595), (40, 1280476), (80, 640238), (160, 320119)]