80018856

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1\times {\mathrm{2857}}^1$

素因数の和:3258

約数の個数: 48

約数和(自身を含む): 217350900

約数和(自身を除く): 137332044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 778, 1167, 1556, 2334, 2857, 3112, 3501, 4668, 5714, 7002, 8571, 9336, 11428, 14004, 17142, 22856, 25713, 28008, 34284, 51426, 68568, 102852, 205704, 1111373, 2222746, 3334119, 4445492, 6668238, 8890984, 10002357, 13336476, 20004714, 26672952, 40009428, 80018856]

約数ペア:

[(1, 80018856), (2, 40009428), (3, 26672952), (4, 20004714), (6, 13336476), (8, 10002357), (9, 8890984), (12, 6668238), (18, 4445492), (24, 3334119), (36, 2222746), (72, 1111373), (389, 205704), (778, 102852), (1167, 68568), (1556, 51426), (2334, 34284), (2857, 28008), (3112, 25713), (3501, 22856), (4668, 17142), (5714, 14004), (7002, 11428), (8571, 9336)]