813809025

素因数分解:

$3^4\times 5^2\times {\mathrm{479}}^1\times {\mathrm{839}}^1$

素因数の和:1340

約数の個数: 60

約数和(自身を含む): 1512403200

約数和(自身を除く): 698594175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 479, 675, 839, 1437, 2025, 2395, 2517, 4195, 4311, 7185, 7551, 11975, 12585, 12933, 20975, 21555, 22653, 35925, 37755, 38799, 62925, 64665, 67959, 107775, 113265, 188775, 193995, 323325, 339795, 401881, 566325, 969975, 1205643, 1698975, 2009405, 3616929, 6028215, 10047025, 10850787, 18084645, 30141075, 32552361, 54253935, 90423225, 162761805, 271269675, 813809025]

約数ペア:

[(1, 813809025), (3, 271269675), (5, 162761805), (9, 90423225), (15, 54253935), (25, 32552361), (27, 30141075), (45, 18084645), (75, 10850787), (81, 10047025), (135, 6028215), (225, 3616929), (405, 2009405), (479, 1698975), (675, 1205643), (839, 969975), (1437, 566325), (2025, 401881), (2395, 339795), (2517, 323325), (4195, 193995), (4311, 188775), (7185, 113265), (7551, 107775), (11975, 67959), (12585, 64665), (12933, 62925), (20975, 38799), (21555, 37755), (22653, 35925)]