194614400

素因数分解:

$2^7\times 5^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1082

約数の個数: 96

約数和(自身を含む): 489129780

約数和(自身を除く): 294515380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 128, 160, 200, 244, 305, 320, 400, 488, 610, 640, 800, 976, 997, 1220, 1525, 1600, 1952, 1994, 2440, 3050, 3200, 3904, 3988, 4880, 4985, 6100, 7808, 7976, 9760, 9970, 12200, 15952, 19520, 19940, 24400, 24925, 31904, 39040, 39880, 48800, 49850, 60817, 63808, 79760, 97600, 99700, 121634, 127616, 159520, 195200, 199400, 243268, 304085, 319040, 398800, 486536, 608170, 638080, 797600, 973072, 1216340, 1520425, 1595200, 1946144, 2432680, 3040850, 3190400, 3892288, 4865360, 6081700, 7784576, 9730720, 12163400, 19461440, 24326800, 38922880, 48653600, 97307200, 194614400]

約数ペア:

[(1, 194614400), (2, 97307200), (4, 48653600), (5, 38922880), (8, 24326800), (10, 19461440), (16, 12163400), (20, 9730720), (25, 7784576), (32, 6081700), (40, 4865360), (50, 3892288), (61, 3190400), (64, 3040850), (80, 2432680), (100, 1946144), (122, 1595200), (128, 1520425), (160, 1216340), (200, 973072), (244, 797600), (305, 638080), (320, 608170), (400, 486536), (488, 398800), (610, 319040), (640, 304085), (800, 243268), (976, 199400), (997, 195200), (1220, 159520), (1525, 127616), (1600, 121634), (1952, 99700), (1994, 97600), (2440, 79760), (3050, 63808), (3200, 60817), (3904, 49850), (3988, 48800), (4880, 39880), (4985, 39040), (6100, 31904), (7808, 24925), (7976, 24400), (9760, 19940), (9970, 19520), (12200, 15952)]