914811025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{4919}}^1$

素因数の和:5145

約数の個数: 24

約数和(自身を含む): 1167693120

約数和(自身を除く): 252882095

約数列:

[1, 5, 25, 43, 173, 215, 865, 1075, 4325, 4919, 7439, 24595, 37195, 122975, 185975, 211517, 850987, 1057585, 4254935, 5287925, 21274675, 36592441, 182962205, 914811025]

約数ペア:

[(1, 914811025), (5, 182962205), (25, 36592441), (43, 21274675), (173, 5287925), (215, 4254935), (865, 1057585), (1075, 850987), (4325, 211517), (4919, 185975), (7439, 122975), (24595, 37195)]