206817700

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{20477}}^1$

素因数の和:20592

約数の個数: 36

約数和(自身を含む): 453260052

約数和(自身を除く): 246442352

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 404, 505, 1010, 2020, 2525, 5050, 10100, 20477, 40954, 81908, 102385, 204770, 409540, 511925, 1023850, 2047700, 2068177, 4136354, 8272708, 10340885, 20681770, 41363540, 51704425, 103408850, 206817700]

約数ペア:

[(1, 206817700), (2, 103408850), (4, 51704425), (5, 41363540), (10, 20681770), (20, 10340885), (25, 8272708), (50, 4136354), (100, 2068177), (101, 2047700), (202, 1023850), (404, 511925), (505, 409540), (1010, 204770), (2020, 102385), (2525, 81908), (5050, 40954), (10100, 20477)]