205129850

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{110881}}^1$

素因数の和:110930

約数の個数: 24

約数和(自身を含む): 391856988

約数和(自身を除く): 186727138

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 110881, 221762, 554405, 1108810, 2772025, 4102597, 5544050, 8205194, 20512985, 41025970, 102564925, 205129850]

約数ペア:

[(1, 205129850), (2, 102564925), (5, 41025970), (10, 20512985), (25, 8205194), (37, 5544050), (50, 4102597), (74, 2772025), (185, 1108810), (370, 554405), (925, 221762), (1850, 110881)]