72618400

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2111}}^1$

素因数の和:2174

約数の個数: 72

約数和(自身を含む): 181488384

約数和(自身を除く): 108869984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 860, 1075, 1376, 1720, 2111, 2150, 3440, 4222, 4300, 6880, 8444, 8600, 10555, 16888, 17200, 21110, 33776, 34400, 42220, 52775, 67552, 84440, 90773, 105550, 168880, 181546, 211100, 337760, 363092, 422200, 453865, 726184, 844400, 907730, 1452368, 1688800, 1815460, 2269325, 2904736, 3630920, 4538650, 7261840, 9077300, 14523680, 18154600, 36309200, 72618400]

約数ペア:

[(1, 72618400), (2, 36309200), (4, 18154600), (5, 14523680), (8, 9077300), (10, 7261840), (16, 4538650), (20, 3630920), (25, 2904736), (32, 2269325), (40, 1815460), (43, 1688800), (50, 1452368), (80, 907730), (86, 844400), (100, 726184), (160, 453865), (172, 422200), (200, 363092), (215, 337760), (344, 211100), (400, 181546), (430, 168880), (688, 105550), (800, 90773), (860, 84440), (1075, 67552), (1376, 52775), (1720, 42220), (2111, 34400), (2150, 33776), (3440, 21110), (4222, 17200), (4300, 16888), (6880, 10555), (8444, 8600)]