57820625

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1394

約数の個数: 20

約数和(自身を含む): 73326528

約数和(自身を除く): 15505903

約数列:

[1, 5, 25, 71, 125, 355, 625, 1303, 1775, 6515, 8875, 32575, 44375, 92513, 162875, 462565, 814375, 2312825, 11564125, 57820625]

約数ペア:

[(1, 57820625), (5, 11564125), (25, 2312825), (71, 814375), (125, 462565), (355, 162875), (625, 92513), (1303, 44375), (1775, 32575), (6515, 8875)]