20053375

素因数分解:

$5^3\times {\mathrm{137}}^1\times {\mathrm{1171}}^1$

素因数の和:1323

約数の個数: 16

約数和(自身を含む): 25230816

約数和(自身を除く): 5177441

約数列:

[1, 5, 25, 125, 137, 685, 1171, 3425, 5855, 17125, 29275, 146375, 160427, 802135, 4010675, 20053375]

約数ペア:

[(1, 20053375), (5, 4010675), (25, 802135), (125, 160427), (137, 146375), (685, 29275), (1171, 17125), (3425, 5855)]