200640494

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 355829760

約数和(自身を除く): 155189266

約数列:

[1, 2, 17, 19, 31, 34, 38, 43, 62, 86, 233, 323, 466, 527, 589, 646, 731, 817, 1054, 1178, 1333, 1462, 1634, 2666, 3961, 4427, 7223, 7922, 8854, 10013, 10019, 13889, 14446, 20026, 20038, 22661, 25327, 27778, 45322, 50654, 75259, 122791, 137237, 150518, 170323, 190361, 245582, 274474, 310589, 340646, 380722, 430559, 621178, 861118, 2333029, 3236137, 4666058, 5280013, 5901191, 6472274, 10560026, 11802382, 100320247, 200640494]

約数ペア:

[(1, 200640494), (2, 100320247), (17, 11802382), (19, 10560026), (31, 6472274), (34, 5901191), (38, 5280013), (43, 4666058), (62, 3236137), (86, 2333029), (233, 861118), (323, 621178), (466, 430559), (527, 380722), (589, 340646), (646, 310589), (731, 274474), (817, 245582), (1054, 190361), (1178, 170323), (1333, 150518), (1462, 137237), (1634, 122791), (2666, 75259), (3961, 50654), (4427, 45322), (7223, 27778), (7922, 25327), (8854, 22661), (10013, 20038), (10019, 20026), (13889, 14446)]