25483520

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 62595456

約数和(自身を除く): 37111936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 320, 344, 430, 463, 640, 688, 860, 926, 1280, 1376, 1720, 1852, 2315, 2752, 3440, 3704, 4630, 5504, 6880, 7408, 9260, 11008, 13760, 14816, 18520, 19909, 27520, 29632, 37040, 39818, 55040, 59264, 74080, 79636, 99545, 118528, 148160, 159272, 199090, 296320, 318544, 398180, 592640, 637088, 796360, 1274176, 1592720, 2548352, 3185440, 5096704, 6370880, 12741760, 25483520]

約数ペア:

[(1, 25483520), (2, 12741760), (4, 6370880), (5, 5096704), (8, 3185440), (10, 2548352), (16, 1592720), (20, 1274176), (32, 796360), (40, 637088), (43, 592640), (64, 398180), (80, 318544), (86, 296320), (128, 199090), (160, 159272), (172, 148160), (215, 118528), (256, 99545), (320, 79636), (344, 74080), (430, 59264), (463, 55040), (640, 39818), (688, 37040), (860, 29632), (926, 27520), (1280, 19909), (1376, 18520), (1720, 14816), (1852, 13760), (2315, 11008), (2752, 9260), (3440, 7408), (3704, 6880), (4630, 5504)]