8061950

素因数分解:

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

素因数の和:261

約数の個数: 48

約数和(自身を含む): 16457280

約数和(自身を除く): 8395330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 157, 158, 314, 325, 395, 650, 785, 790, 1027, 1570, 1975, 2041, 2054, 3925, 3950, 4082, 5135, 7850, 10205, 10270, 12403, 20410, 24806, 25675, 51025, 51350, 62015, 102050, 124030, 161239, 310075, 322478, 620150, 806195, 1612390, 4030975, 8061950]

約数ペア:

[(1, 8061950), (2, 4030975), (5, 1612390), (10, 806195), (13, 620150), (25, 322478), (26, 310075), (50, 161239), (65, 124030), (79, 102050), (130, 62015), (157, 51350), (158, 51025), (314, 25675), (325, 24806), (395, 20410), (650, 12403), (785, 10270), (790, 10205), (1027, 7850), (1570, 5135), (1975, 4082), (2041, 3950), (2054, 3925)]