16744400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1080

約数の個数: 60

約数和(自身を含む): 41249964

約数和(自身を除く): 24505564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1021, 1025, 1640, 2042, 2050, 3280, 4084, 4100, 5105, 8168, 8200, 10210, 16336, 16400, 20420, 25525, 40840, 41861, 51050, 81680, 83722, 102100, 167444, 204200, 209305, 334888, 408400, 418610, 669776, 837220, 1046525, 1674440, 2093050, 3348880, 4186100, 8372200, 16744400]

約数ペア:

[(1, 16744400), (2, 8372200), (4, 4186100), (5, 3348880), (8, 2093050), (10, 1674440), (16, 1046525), (20, 837220), (25, 669776), (40, 418610), (41, 408400), (50, 334888), (80, 209305), (82, 204200), (100, 167444), (164, 102100), (200, 83722), (205, 81680), (328, 51050), (400, 41861), (410, 40840), (656, 25525), (820, 20420), (1021, 16400), (1025, 16336), (1640, 10210), (2042, 8200), (2050, 8168), (3280, 5105), (4084, 4100)]