28727525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 37810080

約数和(自身を除く): 9082555

約数列:

[1, 5, 19, 25, 95, 197, 307, 475, 985, 1535, 3743, 4925, 5833, 7675, 18715, 29165, 60479, 93575, 145825, 302395, 1149101, 1511975, 5745505, 28727525]

約数ペア:

[(1, 28727525), (5, 5745505), (19, 1511975), (25, 1149101), (95, 302395), (197, 145825), (307, 93575), (475, 60479), (985, 29165), (1535, 18715), (3743, 7675), (4925, 5833)]