201591080

素因数分解:

$2^3\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{4003}}^1$

素因数の和:5273

約数の個数: 32

約数和(自身を含む): 454053600

約数和(自身を除く): 252462520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1259, 2518, 4003, 5036, 6295, 8006, 10072, 12590, 16012, 20015, 25180, 32024, 40030, 50360, 80060, 160120, 5039777, 10079554, 20159108, 25198885, 40318216, 50397770, 100795540, 201591080]

約数ペア:

[(1, 201591080), (2, 100795540), (4, 50397770), (5, 40318216), (8, 25198885), (10, 20159108), (20, 10079554), (40, 5039777), (1259, 160120), (2518, 80060), (4003, 50360), (5036, 40030), (6295, 32024), (8006, 25180), (10072, 20015), (12590, 16012)]