78306560

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 189405216

約数和(自身を除く): 111098656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 467, 524, 640, 655, 934, 1048, 1280, 1310, 1868, 2096, 2335, 2620, 3736, 4192, 4670, 5240, 7472, 8384, 9340, 10480, 14944, 16768, 18680, 20960, 29888, 33536, 37360, 41920, 59776, 61177, 74720, 83840, 119552, 122354, 149440, 167680, 244708, 298880, 305885, 489416, 597760, 611770, 978832, 1223540, 1957664, 2447080, 3915328, 4894160, 7830656, 9788320, 15661312, 19576640, 39153280, 78306560]

約数ペア:

[(1, 78306560), (2, 39153280), (4, 19576640), (5, 15661312), (8, 9788320), (10, 7830656), (16, 4894160), (20, 3915328), (32, 2447080), (40, 1957664), (64, 1223540), (80, 978832), (128, 611770), (131, 597760), (160, 489416), (256, 305885), (262, 298880), (320, 244708), (467, 167680), (524, 149440), (640, 122354), (655, 119552), (934, 83840), (1048, 74720), (1280, 61177), (1310, 59776), (1868, 41920), (2096, 37360), (2335, 33536), (2620, 29888), (3736, 20960), (4192, 18680), (4670, 16768), (5240, 14944), (7472, 10480), (8384, 9340)]