56333920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 142884000

約数和(自身を除く): 86550080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 139, 149, 160, 170, 272, 278, 298, 340, 544, 556, 596, 680, 695, 745, 1112, 1192, 1360, 1390, 1490, 2224, 2363, 2384, 2533, 2720, 2780, 2980, 4448, 4726, 4768, 5066, 5560, 5960, 9452, 10132, 11120, 11815, 11920, 12665, 18904, 20264, 20711, 22240, 23630, 23840, 25330, 37808, 40528, 41422, 47260, 50660, 75616, 81056, 82844, 94520, 101320, 103555, 165688, 189040, 202640, 207110, 331376, 352087, 378080, 405280, 414220, 662752, 704174, 828440, 1408348, 1656880, 1760435, 2816696, 3313760, 3520870, 5633392, 7041740, 11266784, 14083480, 28166960, 56333920]

約数ペア:

[(1, 56333920), (2, 28166960), (4, 14083480), (5, 11266784), (8, 7041740), (10, 5633392), (16, 3520870), (17, 3313760), (20, 2816696), (32, 1760435), (34, 1656880), (40, 1408348), (68, 828440), (80, 704174), (85, 662752), (136, 414220), (139, 405280), (149, 378080), (160, 352087), (170, 331376), (272, 207110), (278, 202640), (298, 189040), (340, 165688), (544, 103555), (556, 101320), (596, 94520), (680, 82844), (695, 81056), (745, 75616), (1112, 50660), (1192, 47260), (1360, 41422), (1390, 40528), (1490, 37808), (2224, 25330), (2363, 23840), (2384, 23630), (2533, 22240), (2720, 20711), (2780, 20264), (2980, 18904), (4448, 12665), (4726, 11920), (4768, 11815), (5066, 11120), (5560, 10132), (5960, 9452)]