65920375

素因数分解:

$5^3\times {\mathrm{157}}^1\times {\mathrm{3359}}^1$

素因数の和:3531

約数の個数: 16

約数和(自身を含む): 82817280

約数和(自身を除く): 16896905

約数列:

[1, 5, 25, 125, 157, 785, 3359, 3925, 16795, 19625, 83975, 419875, 527363, 2636815, 13184075, 65920375]

約数ペア:

[(1, 65920375), (5, 13184075), (25, 2636815), (125, 527363), (157, 419875), (785, 83975), (3359, 19625), (3925, 16795)]