80039590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{8963}}^1$

素因数の和:9036

約数の個数: 32

約数和(自身を含む): 154897920

約数和(自身を除く): 74858330

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 4465, 8930, 8963, 17926, 44815, 89630, 170297, 340594, 421261, 842522, 851485, 1702970, 2106305, 4212610, 8003959, 16007918, 40019795, 80039590]

約数ペア:

[(1, 80039590), (2, 40019795), (5, 16007918), (10, 8003959), (19, 4212610), (38, 2106305), (47, 1702970), (94, 851485), (95, 842522), (190, 421261), (235, 340594), (470, 170297), (893, 89630), (1786, 44815), (4465, 17926), (8930, 8963)]