205653090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{159421}}^1$

素因数の和:159474

約数の個数: 32

約数和(自身を含む): 505048896

約数和(自身を除く): 299395806

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 159421, 318842, 478263, 797105, 956526, 1594210, 2391315, 4782630, 6855103, 13710206, 20565309, 34275515, 41130618, 68551030, 102826545, 205653090]

約数ペア:

[(1, 205653090), (2, 102826545), (3, 68551030), (5, 41130618), (6, 34275515), (10, 20565309), (15, 13710206), (30, 6855103), (43, 4782630), (86, 2391315), (129, 1594210), (215, 956526), (258, 797105), (430, 478263), (645, 318842), (1290, 159421)]