80766648

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{3389}}^1$

素因数の和:3732

約数の個数: 48

約数和(自身を含む): 219468600

約数和(自身を除く): 138701952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 993, 1324, 1986, 2648, 2979, 3389, 3972, 5958, 6778, 7944, 10167, 11916, 13556, 20334, 23832, 27112, 30501, 40668, 61002, 81336, 122004, 244008, 1121759, 2243518, 3365277, 4487036, 6730554, 8974072, 10095831, 13461108, 20191662, 26922216, 40383324, 80766648]

約数ペア:

[(1, 80766648), (2, 40383324), (3, 26922216), (4, 20191662), (6, 13461108), (8, 10095831), (9, 8974072), (12, 6730554), (18, 4487036), (24, 3365277), (36, 2243518), (72, 1121759), (331, 244008), (662, 122004), (993, 81336), (1324, 61002), (1986, 40668), (2648, 30501), (2979, 27112), (3389, 23832), (3972, 20334), (5958, 13556), (6778, 11916), (7944, 10167)]