28500500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:522

約数の個数: 96

約数和(自身を含む): 75479040

約数和(自身を除く): 46978540

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 125, 140, 170, 175, 238, 250, 340, 350, 425, 476, 479, 500, 595, 700, 850, 875, 958, 1190, 1700, 1750, 1916, 2125, 2380, 2395, 2975, 3353, 3500, 4250, 4790, 5950, 6706, 8143, 8500, 9580, 11900, 11975, 13412, 14875, 16286, 16765, 23950, 29750, 32572, 33530, 40715, 47900, 57001, 59500, 59875, 67060, 81430, 83825, 114002, 119750, 162860, 167650, 203575, 228004, 239500, 285005, 335300, 407150, 419125, 570010, 814300, 838250, 1017875, 1140020, 1425025, 1676500, 2035750, 2850050, 4071500, 5700100, 7125125, 14250250, 28500500]

約数ペア:

[(1, 28500500), (2, 14250250), (4, 7125125), (5, 5700100), (7, 4071500), (10, 2850050), (14, 2035750), (17, 1676500), (20, 1425025), (25, 1140020), (28, 1017875), (34, 838250), (35, 814300), (50, 570010), (68, 419125), (70, 407150), (85, 335300), (100, 285005), (119, 239500), (125, 228004), (140, 203575), (170, 167650), (175, 162860), (238, 119750), (250, 114002), (340, 83825), (350, 81430), (425, 67060), (476, 59875), (479, 59500), (500, 57001), (595, 47900), (700, 40715), (850, 33530), (875, 32572), (958, 29750), (1190, 23950), (1700, 16765), (1750, 16286), (1916, 14875), (2125, 13412), (2380, 11975), (2395, 11900), (2975, 9580), (3353, 8500), (3500, 8143), (4250, 6706), (4790, 5950)]