804905855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{2309}}^1$

素因数の和:2531

約数の個数: 32

約数和(自身を含む): 1080414720

約数和(自身を除く): 275508865

約数列:

[1, 5, 13, 31, 65, 155, 173, 403, 865, 2015, 2249, 2309, 5363, 11245, 11545, 26815, 30017, 69719, 71579, 150085, 348595, 357895, 399457, 930527, 1997285, 4652635, 5192941, 12383167, 25964705, 61915835, 160981171, 804905855]

約数ペア:

[(1, 804905855), (5, 160981171), (13, 61915835), (31, 25964705), (65, 12383167), (155, 5192941), (173, 4652635), (403, 1997285), (865, 930527), (2015, 399457), (2249, 357895), (2309, 348595), (5363, 150085), (11245, 71579), (11545, 69719), (26815, 30017)]