80180361

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 128589120

約数和(自身を除く): 48408759

約数列:

[1, 3, 9, 19, 27, 53, 57, 81, 159, 171, 477, 513, 983, 1007, 1431, 1539, 2949, 3021, 4293, 8847, 9063, 18677, 26541, 27189, 52099, 56031, 79623, 81567, 156297, 168093, 468891, 504279, 989881, 1406673, 1512837, 2969643, 4220019, 8908929, 26726787, 80180361]

約数ペア:

[(1, 80180361), (3, 26726787), (9, 8908929), (19, 4220019), (27, 2969643), (53, 1512837), (57, 1406673), (81, 989881), (159, 504279), (171, 468891), (477, 168093), (513, 156297), (983, 81567), (1007, 79623), (1431, 56031), (1539, 52099), (2949, 27189), (3021, 26541), (4293, 18677), (8847, 9063)]