201997744280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2029}}^1\times {\mathrm{57881}}^1$

素因数の和:59964

約数の個数: 64

約数和(自身を含む): 465301821600

約数和(自身を除く): 263304077320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2029, 4058, 8116, 10145, 16232, 20290, 40580, 57881, 81160, 87247, 115762, 174494, 231524, 289405, 348988, 436235, 463048, 578810, 697976, 872470, 1157620, 1744940, 2315240, 2488883, 3489880, 4977766, 9955532, 12444415, 19911064, 24888830, 49777660, 99555320, 117440549, 234881098, 469762196, 587202745, 939524392, 1174405490, 2348810980, 4697621960, 5049943607, 10099887214, 20199774428, 25249718035, 40399548856, 50499436070, 100998872140, 201997744280]

約数ペア:

[(1, 201997744280), (2, 100998872140), (4, 50499436070), (5, 40399548856), (8, 25249718035), (10, 20199774428), (20, 10099887214), (40, 5049943607), (43, 4697621960), (86, 2348810980), (172, 1174405490), (215, 939524392), (344, 587202745), (430, 469762196), (860, 234881098), (1720, 117440549), (2029, 99555320), (4058, 49777660), (8116, 24888830), (10145, 19911064), (16232, 12444415), (20290, 9955532), (40580, 4977766), (57881, 3489880), (81160, 2488883), (87247, 2315240), (115762, 1744940), (174494, 1157620), (231524, 872470), (289405, 697976), (348988, 578810), (436235, 463048)]