2080261625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{1280161}}^1$

素因数の和:1280189

約数の個数: 16

約数和(自身を含む): 2795873808

約数和(自身を除く): 715612183

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 1280161, 6400805, 16642093, 32004025, 83210465, 160020125, 416052325, 2080261625]

約数ペア:

[(1, 2080261625), (5, 416052325), (13, 160020125), (25, 83210465), (65, 32004025), (125, 16642093), (325, 6400805), (1625, 1280161)]