85240400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{4349}}^1$

素因数の和:4381

約数の個数: 90

約数和(自身を含む): 238279950

約数和(自身を除く): 153039550

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4349, 4900, 8698, 9800, 17396, 19600, 21745, 30443, 34792, 43490, 60886, 69584, 86980, 108725, 121772, 152215, 173960, 213101, 217450, 243544, 304430, 347920, 426202, 434900, 487088, 608860, 761075, 852404, 869800, 1065505, 1217720, 1522150, 1704808, 1739600, 2131010, 2435440, 3044300, 3409616, 4262020, 5327525, 6088600, 8524040, 10655050, 12177200, 17048080, 21310100, 42620200, 85240400]

約数ペア:

[(1, 85240400), (2, 42620200), (4, 21310100), (5, 17048080), (7, 12177200), (8, 10655050), (10, 8524040), (14, 6088600), (16, 5327525), (20, 4262020), (25, 3409616), (28, 3044300), (35, 2435440), (40, 2131010), (49, 1739600), (50, 1704808), (56, 1522150), (70, 1217720), (80, 1065505), (98, 869800), (100, 852404), (112, 761075), (140, 608860), (175, 487088), (196, 434900), (200, 426202), (245, 347920), (280, 304430), (350, 243544), (392, 217450), (400, 213101), (490, 173960), (560, 152215), (700, 121772), (784, 108725), (980, 86980), (1225, 69584), (1400, 60886), (1960, 43490), (2450, 34792), (2800, 30443), (3920, 21745), (4349, 19600), (4900, 17396), (8698, 9800)]