28383200

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2087}}^1$

素因数の和:2124

約数の個数: 72

約数和(自身を含む): 73401552

約数和(自身を除く): 45018352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2087, 2720, 3400, 4174, 6800, 8348, 10435, 13600, 16696, 20870, 33392, 35479, 41740, 52175, 66784, 70958, 83480, 104350, 141916, 166960, 177395, 208700, 283832, 333920, 354790, 417400, 567664, 709580, 834800, 886975, 1135328, 1419160, 1669600, 1773950, 2838320, 3547900, 5676640, 7095800, 14191600, 28383200]

約数ペア:

[(1, 28383200), (2, 14191600), (4, 7095800), (5, 5676640), (8, 3547900), (10, 2838320), (16, 1773950), (17, 1669600), (20, 1419160), (25, 1135328), (32, 886975), (34, 834800), (40, 709580), (50, 567664), (68, 417400), (80, 354790), (85, 333920), (100, 283832), (136, 208700), (160, 177395), (170, 166960), (200, 141916), (272, 104350), (340, 83480), (400, 70958), (425, 66784), (544, 52175), (680, 41740), (800, 35479), (850, 33392), (1360, 20870), (1700, 16696), (2087, 13600), (2720, 10435), (3400, 8348), (4174, 6800)]