82760720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{147787}}^1$

素因数の和:147807

約数の個数: 40

約数和(自身を含む): 219908544

約数和(自身を除く): 137147824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 147787, 295574, 591148, 738935, 1034509, 1182296, 1477870, 2069018, 2364592, 2955740, 4138036, 5172545, 5911480, 8276072, 10345090, 11822960, 16552144, 20690180, 41380360, 82760720]

約数ペア:

[(1, 82760720), (2, 41380360), (4, 20690180), (5, 16552144), (7, 11822960), (8, 10345090), (10, 8276072), (14, 5911480), (16, 5172545), (20, 4138036), (28, 2955740), (35, 2364592), (40, 2069018), (56, 1477870), (70, 1182296), (80, 1034509), (112, 738935), (140, 591148), (280, 295574), (560, 147787)]