215530485080

素因数分解:

$2^3\times 5^1\times {\mathrm{111653}}^1\times {\mathrm{48259}}^1$

素因数の和:159923

約数の個数: 32

約数和(自身を含む): 484957983600

約数和(自身を除く): 269427498520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 48259, 96518, 111653, 193036, 223306, 241295, 386072, 446612, 482590, 558265, 893224, 965180, 1116530, 1930360, 2233060, 4466120, 5388262127, 10776524254, 21553048508, 26941310635, 43106097016, 53882621270, 107765242540, 215530485080]

約数ペア:

[(1, 215530485080), (2, 107765242540), (4, 53882621270), (5, 43106097016), (8, 26941310635), (10, 21553048508), (20, 10776524254), (40, 5388262127), (48259, 4466120), (96518, 2233060), (111653, 1930360), (193036, 1116530), (223306, 965180), (241295, 893224), (386072, 558265), (446612, 482590)]