80756865

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{881}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 165957120

約数和(自身を除く): 85200255

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 873, 881, 945, 1455, 2037, 2619, 2643, 3395, 4365, 4405, 6111, 6167, 7929, 10185, 13095, 13215, 18333, 18501, 23787, 30555, 30835, 39645, 55503, 85457, 91665, 92505, 118935, 166509, 256371, 277515, 427285, 598199, 769113, 832545, 1281855, 1794597, 2307339, 2990995, 3845565, 5383791, 8972985, 11536695, 16151373, 26918955, 80756865]

約数ペア:

[(1, 80756865), (3, 26918955), (5, 16151373), (7, 11536695), (9, 8972985), (15, 5383791), (21, 3845565), (27, 2990995), (35, 2307339), (45, 1794597), (63, 1281855), (97, 832545), (105, 769113), (135, 598199), (189, 427285), (291, 277515), (315, 256371), (485, 166509), (679, 118935), (873, 92505), (881, 91665), (945, 85457), (1455, 55503), (2037, 39645), (2619, 30835), (2643, 30555), (3395, 23787), (4365, 18501), (4405, 18333), (6111, 13215), (6167, 13095), (7929, 10185)]