80200540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{24907}}^1$

素因数の和:24946

約数の個数: 48

約数和(自身を含む): 200858112

約数和(自身を除く): 120657572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 24907, 49814, 99628, 124535, 174349, 249070, 348698, 498140, 572861, 697396, 871745, 1145722, 1743490, 2291444, 2864305, 3486980, 4010027, 5728610, 8020054, 11457220, 16040108, 20050135, 40100270, 80200540]

約数ペア:

[(1, 80200540), (2, 40100270), (4, 20050135), (5, 16040108), (7, 11457220), (10, 8020054), (14, 5728610), (20, 4010027), (23, 3486980), (28, 2864305), (35, 2291444), (46, 1743490), (70, 1145722), (92, 871745), (115, 697396), (140, 572861), (161, 498140), (230, 348698), (322, 249070), (460, 174349), (644, 124535), (805, 99628), (1610, 49814), (3220, 24907)]