153936800

素因数分解:

$2^5\times 5^2\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1210

約数の個数: 72

約数和(自身を含む): 378124236

約数和(自身を除く): 224187436

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 193, 200, 386, 400, 772, 800, 965, 997, 1544, 1930, 1994, 3088, 3860, 3988, 4825, 4985, 6176, 7720, 7976, 9650, 9970, 15440, 15952, 19300, 19940, 24925, 30880, 31904, 38600, 39880, 49850, 77200, 79760, 99700, 154400, 159520, 192421, 199400, 384842, 398800, 769684, 797600, 962105, 1539368, 1924210, 3078736, 3848420, 4810525, 6157472, 7696840, 9621050, 15393680, 19242100, 30787360, 38484200, 76968400, 153936800]

約数ペア:

[(1, 153936800), (2, 76968400), (4, 38484200), (5, 30787360), (8, 19242100), (10, 15393680), (16, 9621050), (20, 7696840), (25, 6157472), (32, 4810525), (40, 3848420), (50, 3078736), (80, 1924210), (100, 1539368), (160, 962105), (193, 797600), (200, 769684), (386, 398800), (400, 384842), (772, 199400), (800, 192421), (965, 159520), (997, 154400), (1544, 99700), (1930, 79760), (1994, 77200), (3088, 49850), (3860, 39880), (3988, 38600), (4825, 31904), (4985, 30880), (6176, 24925), (7720, 19940), (7976, 19300), (9650, 15952), (9970, 15440)]