13320425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{967}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 18004800

約数和(自身を除く): 4684375

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 967, 2755, 4835, 13775, 18373, 24175, 28043, 91865, 140215, 459325, 532817, 701075, 2664085, 13320425]

約数ペア:

[(1, 13320425), (5, 2664085), (19, 701075), (25, 532817), (29, 459325), (95, 140215), (145, 91865), (475, 28043), (551, 24175), (725, 18373), (967, 13775), (2755, 4835)]