51980450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{11681}}^1$

素因数の和:11782

約数の個数: 24

約数和(自身を含む): 97778340

約数和(自身を除く): 45797890

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 11681, 23362, 58405, 116810, 292025, 584050, 1039609, 2079218, 5198045, 10396090, 25990225, 51980450]

約数ペア:

[(1, 51980450), (2, 25990225), (5, 10396090), (10, 5198045), (25, 2079218), (50, 1039609), (89, 584050), (178, 292025), (445, 116810), (890, 58405), (2225, 23362), (4450, 11681)]