1970525

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{149}}^1$

素因数の和:205

約数の個数: 18

約数和(自身を含む): 2571450

約数和(自身を除く): 600925

約数列:

[1, 5, 23, 25, 115, 149, 529, 575, 745, 2645, 3427, 3725, 13225, 17135, 78821, 85675, 394105, 1970525]

約数ペア:

[(1, 1970525), (5, 394105), (23, 85675), (25, 78821), (115, 17135), (149, 13225), (529, 3725), (575, 3427), (745, 2645)]