51475620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{122561}}^1$

素因数の和:122580

約数の個数: 48

約数和(自身を含む): 164723328

約数和(自身を除く): 113247708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 122561, 245122, 367683, 490244, 612805, 735366, 857927, 1225610, 1470732, 1715854, 1838415, 2451220, 2573781, 3431708, 3676830, 4289635, 5147562, 7353660, 8579270, 10295124, 12868905, 17158540, 25737810, 51475620]

約数ペア:

[(1, 51475620), (2, 25737810), (3, 17158540), (4, 12868905), (5, 10295124), (6, 8579270), (7, 7353660), (10, 5147562), (12, 4289635), (14, 3676830), (15, 3431708), (20, 2573781), (21, 2451220), (28, 1838415), (30, 1715854), (35, 1470732), (42, 1225610), (60, 857927), (70, 735366), (84, 612805), (105, 490244), (140, 367683), (210, 245122), (420, 122561)]