161720050

素因数分解:

$2^1\times 5^2\times {\mathrm{971}}^1\times {\mathrm{3331}}^1$

素因数の和:4314

約数の個数: 24

約数和(自身を含む): 301199472

約数和(自身を除く): 139479422

約数列:

[1, 2, 5, 10, 25, 50, 971, 1942, 3331, 4855, 6662, 9710, 16655, 24275, 33310, 48550, 83275, 166550, 3234401, 6468802, 16172005, 32344010, 80860025, 161720050]

約数ペア:

[(1, 161720050), (2, 80860025), (5, 32344010), (10, 16172005), (25, 6468802), (50, 3234401), (971, 166550), (1942, 83275), (3331, 48550), (4855, 33310), (6662, 24275), (9710, 16655)]