81825450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{77929}}^1$

素因数の和:77951

約数の個数: 48

約数和(自身を含む): 231919680

約数和(自身を除く): 150094230

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 77929, 155858, 233787, 389645, 467574, 545503, 779290, 1091006, 1168935, 1636509, 1948225, 2337870, 2727515, 3273018, 3896450, 5455030, 5844675, 8182545, 11689350, 13637575, 16365090, 27275150, 40912725, 81825450]

約数ペア:

[(1, 81825450), (2, 40912725), (3, 27275150), (5, 16365090), (6, 13637575), (7, 11689350), (10, 8182545), (14, 5844675), (15, 5455030), (21, 3896450), (25, 3273018), (30, 2727515), (35, 2337870), (42, 1948225), (50, 1636509), (70, 1168935), (75, 1091006), (105, 779290), (150, 545503), (175, 467574), (210, 389645), (350, 233787), (525, 155858), (1050, 77929)]