72288800

素因数分解:

$2^5\times 5^2\times {\mathrm{109}}^1\times {\mathrm{829}}^1$

素因数の和:958

約数の個数: 72

約数和(自身を含む): 178308900

約数和(自身を除く): 106020100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 160, 200, 218, 400, 436, 545, 800, 829, 872, 1090, 1658, 1744, 2180, 2725, 3316, 3488, 4145, 4360, 5450, 6632, 8290, 8720, 10900, 13264, 16580, 17440, 20725, 21800, 26528, 33160, 41450, 43600, 66320, 82900, 87200, 90361, 132640, 165800, 180722, 331600, 361444, 451805, 663200, 722888, 903610, 1445776, 1807220, 2259025, 2891552, 3614440, 4518050, 7228880, 9036100, 14457760, 18072200, 36144400, 72288800]

約数ペア:

[(1, 72288800), (2, 36144400), (4, 18072200), (5, 14457760), (8, 9036100), (10, 7228880), (16, 4518050), (20, 3614440), (25, 2891552), (32, 2259025), (40, 1807220), (50, 1445776), (80, 903610), (100, 722888), (109, 663200), (160, 451805), (200, 361444), (218, 331600), (400, 180722), (436, 165800), (545, 132640), (800, 90361), (829, 87200), (872, 82900), (1090, 66320), (1658, 43600), (1744, 41450), (2180, 33160), (2725, 26528), (3316, 21800), (3488, 20725), (4145, 17440), (4360, 16580), (5450, 13264), (6632, 10900), (8290, 8720)]