201129965

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 256926816

約数和(自身を除く): 55796851

約数列:

[1, 5, 37, 53, 73, 185, 265, 281, 365, 1405, 1961, 2701, 3869, 9805, 10397, 13505, 14893, 19345, 20513, 51985, 74465, 102565, 143153, 551041, 715765, 758981, 1087189, 2755205, 3794905, 5435945, 40225993, 201129965]

約数ペア:

[(1, 201129965), (5, 40225993), (37, 5435945), (53, 3794905), (73, 2755205), (185, 1087189), (265, 758981), (281, 715765), (365, 551041), (1405, 143153), (1961, 102565), (2701, 74465), (3869, 51985), (9805, 20513), (10397, 19345), (13505, 14893)]