80428404

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3181}}^1$

素因数の和:3245

約数の個数: 72

約数和(自身を含む): 223452768

約数和(自身を除く): 143024364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 516, 588, 602, 903, 1204, 1806, 2107, 3181, 3612, 4214, 6321, 6362, 8428, 9543, 12642, 12724, 19086, 22267, 25284, 38172, 44534, 66801, 89068, 133602, 136783, 155869, 267204, 273566, 311738, 410349, 467607, 547132, 623476, 820698, 935214, 957481, 1641396, 1870428, 1914962, 2872443, 3829924, 5744886, 6702367, 11489772, 13404734, 20107101, 26809468, 40214202, 80428404]

約数ペア:

[(1, 80428404), (2, 40214202), (3, 26809468), (4, 20107101), (6, 13404734), (7, 11489772), (12, 6702367), (14, 5744886), (21, 3829924), (28, 2872443), (42, 1914962), (43, 1870428), (49, 1641396), (84, 957481), (86, 935214), (98, 820698), (129, 623476), (147, 547132), (172, 467607), (196, 410349), (258, 311738), (294, 273566), (301, 267204), (516, 155869), (588, 136783), (602, 133602), (903, 89068), (1204, 66801), (1806, 44534), (2107, 38172), (3181, 25284), (3612, 22267), (4214, 19086), (6321, 12724), (6362, 12642), (8428, 9543)]