2100079805

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{1783}}^1\times {\mathrm{8123}}^1$

素因数の和:9940

約数の個数: 16

約数和(自身を含む): 2608778880

約数和(自身を除く): 508699075

約数列:

[1, 5, 29, 145, 1783, 8123, 8915, 40615, 51707, 235567, 258535, 1177835, 14483309, 72416545, 420015961, 2100079805]

約数ペア:

[(1, 2100079805), (5, 420015961), (29, 72416545), (145, 14483309), (1783, 1177835), (8123, 258535), (8915, 235567), (40615, 51707)]