27642400

素因数分解:

$2^5\times 5^2\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:446

約数の個数: 72

約数和(自身を含む): 68315940

約数和(自身を除く): 40673540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 160, 200, 218, 317, 400, 436, 545, 634, 800, 872, 1090, 1268, 1585, 1744, 2180, 2536, 2725, 3170, 3488, 4360, 5072, 5450, 6340, 7925, 8720, 10144, 10900, 12680, 15850, 17440, 21800, 25360, 31700, 34553, 43600, 50720, 63400, 69106, 87200, 126800, 138212, 172765, 253600, 276424, 345530, 552848, 691060, 863825, 1105696, 1382120, 1727650, 2764240, 3455300, 5528480, 6910600, 13821200, 27642400]

約数ペア:

[(1, 27642400), (2, 13821200), (4, 6910600), (5, 5528480), (8, 3455300), (10, 2764240), (16, 1727650), (20, 1382120), (25, 1105696), (32, 863825), (40, 691060), (50, 552848), (80, 345530), (100, 276424), (109, 253600), (160, 172765), (200, 138212), (218, 126800), (317, 87200), (400, 69106), (436, 63400), (545, 50720), (634, 43600), (800, 34553), (872, 31700), (1090, 25360), (1268, 21800), (1585, 17440), (1744, 15850), (2180, 12680), (2536, 10900), (2725, 10144), (3170, 8720), (3488, 7925), (4360, 6340), (5072, 5450)]