71312656

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{66523}}^1$

素因数の和:66598

約数の個数: 20

約数和(自身を含む): 140232592

約数和(自身を除く): 68919936

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 66523, 133046, 266092, 532184, 1064368, 4457041, 8914082, 17828164, 35656328, 71312656]

約数ペア:

[(1, 71312656), (2, 35656328), (4, 17828164), (8, 8914082), (16, 4457041), (67, 1064368), (134, 532184), (268, 266092), (536, 133046), (1072, 66523)]