28305237200

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{509087}}^1$

素因数の和:509244

約数の個数: 60

約数和(自身を含む): 68492699520

約数和(自身を除く): 40187462320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 400, 556, 695, 1112, 1390, 2224, 2780, 3475, 5560, 6950, 11120, 13900, 27800, 55600, 509087, 1018174, 2036348, 2545435, 4072696, 5090870, 8145392, 10181740, 12727175, 20363480, 25454350, 40726960, 50908700, 70763093, 101817400, 141526186, 203634800, 283052372, 353815465, 566104744, 707630930, 1132209488, 1415261860, 1769077325, 2830523720, 3538154650, 5661047440, 7076309300, 14152618600, 28305237200]

約数ペア:

[(1, 28305237200), (2, 14152618600), (4, 7076309300), (5, 5661047440), (8, 3538154650), (10, 2830523720), (16, 1769077325), (20, 1415261860), (25, 1132209488), (40, 707630930), (50, 566104744), (80, 353815465), (100, 283052372), (139, 203634800), (200, 141526186), (278, 101817400), (400, 70763093), (556, 50908700), (695, 40726960), (1112, 25454350), (1390, 20363480), (2224, 12727175), (2780, 10181740), (3475, 8145392), (5560, 5090870), (6950, 4072696), (11120, 2545435), (13900, 2036348), (27800, 1018174), (55600, 509087)]