61381040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109609}}^1$

素因数の和:109629

約数の個数: 40

約数和(自身を含む): 163099680

約数和(自身を除く): 101718640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 109609, 219218, 438436, 548045, 767263, 876872, 1096090, 1534526, 1753744, 2192180, 3069052, 3836315, 4384360, 6138104, 7672630, 8768720, 12276208, 15345260, 30690520, 61381040]

約数ペア:

[(1, 61381040), (2, 30690520), (4, 15345260), (5, 12276208), (7, 8768720), (8, 7672630), (10, 6138104), (14, 4384360), (16, 3836315), (20, 3069052), (28, 2192180), (35, 1753744), (40, 1534526), (56, 1096090), (70, 876872), (80, 767263), (112, 548045), (140, 438436), (280, 219218), (560, 109609)]