81297832

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 191139840

約数和(自身を除く): 109842008

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 271, 308, 487, 542, 616, 974, 1084, 1897, 1948, 2168, 2981, 3409, 3794, 3896, 5357, 5962, 6818, 7588, 10714, 11924, 13636, 15176, 20867, 21428, 23848, 27272, 37499, 41734, 42856, 74998, 83468, 131977, 149996, 166936, 263954, 299992, 527908, 923839, 1055816, 1451747, 1847678, 2903494, 3695356, 5806988, 7390712, 10162229, 11613976, 20324458, 40648916, 81297832]

約数ペア:

[(1, 81297832), (2, 40648916), (4, 20324458), (7, 11613976), (8, 10162229), (11, 7390712), (14, 5806988), (22, 3695356), (28, 2903494), (44, 1847678), (56, 1451747), (77, 1055816), (88, 923839), (154, 527908), (271, 299992), (308, 263954), (487, 166936), (542, 149996), (616, 131977), (974, 83468), (1084, 74998), (1897, 42856), (1948, 41734), (2168, 37499), (2981, 27272), (3409, 23848), (3794, 21428), (3896, 20867), (5357, 15176), (5962, 13636), (6818, 11924), (7588, 10714)]