140564080

素因数分解:

$2^4\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1361}}^1$

素因数の和:2665

約数の個数: 40

約数和(自身を含む): 327304944

約数和(自身を除く): 186740864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1291, 1361, 2582, 2722, 5164, 5444, 6455, 6805, 10328, 10888, 12910, 13610, 20656, 21776, 25820, 27220, 51640, 54440, 103280, 108880, 1757051, 3514102, 7028204, 8785255, 14056408, 17570510, 28112816, 35141020, 70282040, 140564080]

約数ペア:

[(1, 140564080), (2, 70282040), (4, 35141020), (5, 28112816), (8, 17570510), (10, 14056408), (16, 8785255), (20, 7028204), (40, 3514102), (80, 1757051), (1291, 108880), (1361, 103280), (2582, 54440), (2722, 51640), (5164, 27220), (5444, 25820), (6455, 21776), (6805, 20656), (10328, 13610), (10888, 12910)]