4520425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2017

約数の個数: 24

約数和(自身を含む): 6902336

約数和(自身を除く): 2381911

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 1987, 2275, 9935, 13909, 25831, 49675, 69545, 129155, 180817, 347725, 645775, 904085, 4520425]

約数ペア:

[(1, 4520425), (5, 904085), (7, 645775), (13, 347725), (25, 180817), (35, 129155), (65, 69545), (91, 49675), (175, 25831), (325, 13909), (455, 9935), (1987, 2275)]