55251560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 157006080

約数和(自身を除く): 101754520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 86, 91, 104, 130, 140, 172, 182, 215, 260, 280, 301, 344, 353, 364, 430, 455, 520, 559, 602, 706, 728, 860, 910, 1118, 1204, 1412, 1505, 1720, 1765, 1820, 2236, 2408, 2471, 2795, 2824, 3010, 3530, 3640, 3913, 4472, 4589, 4942, 5590, 6020, 7060, 7826, 9178, 9884, 11180, 12040, 12355, 14120, 15179, 15652, 18356, 19565, 19768, 22360, 22945, 24710, 30358, 31304, 32123, 36712, 39130, 45890, 49420, 60716, 64246, 75895, 78260, 91780, 98840, 106253, 121432, 128492, 151790, 156520, 160615, 183560, 197327, 212506, 256984, 303580, 321230, 394654, 425012, 531265, 607160, 642460, 789308, 850024, 986635, 1062530, 1284920, 1381289, 1578616, 1973270, 2125060, 2762578, 3946540, 4250120, 5525156, 6906445, 7893080, 11050312, 13812890, 27625780, 55251560]

約数ペア:

[(1, 55251560), (2, 27625780), (4, 13812890), (5, 11050312), (7, 7893080), (8, 6906445), (10, 5525156), (13, 4250120), (14, 3946540), (20, 2762578), (26, 2125060), (28, 1973270), (35, 1578616), (40, 1381289), (43, 1284920), (52, 1062530), (56, 986635), (65, 850024), (70, 789308), (86, 642460), (91, 607160), (104, 531265), (130, 425012), (140, 394654), (172, 321230), (182, 303580), (215, 256984), (260, 212506), (280, 197327), (301, 183560), (344, 160615), (353, 156520), (364, 151790), (430, 128492), (455, 121432), (520, 106253), (559, 98840), (602, 91780), (706, 78260), (728, 75895), (860, 64246), (910, 60716), (1118, 49420), (1204, 45890), (1412, 39130), (1505, 36712), (1720, 32123), (1765, 31304), (1820, 30358), (2236, 24710), (2408, 22945), (2471, 22360), (2795, 19768), (2824, 19565), (3010, 18356), (3530, 15652), (3640, 15179), (3913, 14120), (4472, 12355), (4589, 12040), (4942, 11180), (5590, 9884), (6020, 9178), (7060, 7826)]