249897700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{192229}}^1$

素因数の和:192256

約数の個数: 36

約数和(自身を含む): 583994740

約数和(自身を除く): 334097040

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 192229, 384458, 768916, 961145, 1922290, 2498977, 3844580, 4805725, 4997954, 9611450, 9995908, 12494885, 19222900, 24989770, 49979540, 62474425, 124948850, 249897700]

約数ペア:

[(1, 249897700), (2, 124948850), (4, 62474425), (5, 49979540), (10, 24989770), (13, 19222900), (20, 12494885), (25, 9995908), (26, 9611450), (50, 4997954), (52, 4805725), (65, 3844580), (100, 2498977), (130, 1922290), (260, 961145), (325, 768916), (650, 384458), (1300, 192229)]