205797835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 279892800

約数和(自身を除く): 74094965

約数列:

[1, 5, 17, 19, 61, 85, 95, 305, 323, 1037, 1159, 1615, 2089, 5185, 5795, 10445, 19703, 35513, 39691, 98515, 127429, 177565, 198455, 637145, 674747, 2166293, 2421151, 3373735, 10831465, 12105755, 41159567, 205797835]

約数ペア:

[(1, 205797835), (5, 41159567), (17, 12105755), (19, 10831465), (61, 3373735), (85, 2421151), (95, 2166293), (305, 674747), (323, 637145), (1037, 198455), (1159, 177565), (1615, 127429), (2089, 98515), (5185, 39691), (5795, 35513), (10445, 19703)]