80640432

素因数分解:

$2^4\times 3^2\times {\mathrm{257}}^1\times {\mathrm{2179}}^1$

素因数の和:2450

約数の個数: 60

約数和(自身を含む): 226663320

約数和(自身を除く): 146022888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 257, 514, 771, 1028, 1542, 2056, 2179, 2313, 3084, 4112, 4358, 4626, 6168, 6537, 8716, 9252, 12336, 13074, 17432, 18504, 19611, 26148, 34864, 37008, 39222, 52296, 78444, 104592, 156888, 313776, 560003, 1120006, 1680009, 2240012, 3360018, 4480024, 5040027, 6720036, 8960048, 10080054, 13440072, 20160108, 26880144, 40320216, 80640432]

約数ペア:

[(1, 80640432), (2, 40320216), (3, 26880144), (4, 20160108), (6, 13440072), (8, 10080054), (9, 8960048), (12, 6720036), (16, 5040027), (18, 4480024), (24, 3360018), (36, 2240012), (48, 1680009), (72, 1120006), (144, 560003), (257, 313776), (514, 156888), (771, 104592), (1028, 78444), (1542, 52296), (2056, 39222), (2179, 37008), (2313, 34864), (3084, 26148), (4112, 19611), (4358, 18504), (4626, 17432), (6168, 13074), (6537, 12336), (8716, 9252)]