25350990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1979}}^1$

素因数の和:2057

約数の個数: 64

約数和(自身を含む): 70709760

約数和(自身を除く): 45358770

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 210, 305, 366, 427, 610, 854, 915, 1281, 1830, 1979, 2135, 2562, 3958, 4270, 5937, 6405, 9895, 11874, 12810, 13853, 19790, 27706, 29685, 41559, 59370, 69265, 83118, 120719, 138530, 207795, 241438, 362157, 415590, 603595, 724314, 845033, 1207190, 1690066, 1810785, 2535099, 3621570, 4225165, 5070198, 8450330, 12675495, 25350990]

約数ペア:

[(1, 25350990), (2, 12675495), (3, 8450330), (5, 5070198), (6, 4225165), (7, 3621570), (10, 2535099), (14, 1810785), (15, 1690066), (21, 1207190), (30, 845033), (35, 724314), (42, 603595), (61, 415590), (70, 362157), (105, 241438), (122, 207795), (183, 138530), (210, 120719), (305, 83118), (366, 69265), (427, 59370), (610, 41559), (854, 29685), (915, 27706), (1281, 19790), (1830, 13853), (1979, 12810), (2135, 11874), (2562, 9895), (3958, 6405), (4270, 5937)]