50480

素因数分解:

$2^4\times 5^1\times {\mathrm{631}}^1$

素因数の和:644

約数の個数: 20

約数和(自身を含む): 117552

約数和(自身を除く): 67072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 631, 1262, 2524, 3155, 5048, 6310, 10096, 12620, 25240, 50480]

約数ペア:

[(1, 50480), (2, 25240), (4, 12620), (5, 10096), (8, 6310), (10, 5048), (16, 3155), (20, 2524), (40, 1262), (80, 631)]