1612390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 3185280

約数和(自身を除く): 1572890

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 157, 158, 314, 395, 785, 790, 1027, 1570, 2041, 2054, 4082, 5135, 10205, 10270, 12403, 20410, 24806, 62015, 124030, 161239, 322478, 806195, 1612390]

約数ペア:

[(1, 1612390), (2, 806195), (5, 322478), (10, 161239), (13, 124030), (26, 62015), (65, 24806), (79, 20410), (130, 12403), (157, 10270), (158, 10205), (314, 5135), (395, 4082), (785, 2054), (790, 2041), (1027, 1570)]