200820828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{5009}}^1$

素因数の和:5286

約数の個数: 48

約数和(自身を含む): 506691360

約数和(自身を除く): 305870532

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 257, 514, 771, 1028, 1542, 3084, 3341, 5009, 6682, 10018, 10023, 13364, 15027, 20036, 20046, 30054, 40092, 60108, 65117, 130234, 195351, 260468, 390702, 781404, 1287313, 2574626, 3861939, 5149252, 7723878, 15447756, 16735069, 33470138, 50205207, 66940276, 100410414, 200820828]

約数ペア:

[(1, 200820828), (2, 100410414), (3, 66940276), (4, 50205207), (6, 33470138), (12, 16735069), (13, 15447756), (26, 7723878), (39, 5149252), (52, 3861939), (78, 2574626), (156, 1287313), (257, 781404), (514, 390702), (771, 260468), (1028, 195351), (1542, 130234), (3084, 65117), (3341, 60108), (5009, 40092), (6682, 30054), (10018, 20046), (10023, 20036), (13364, 15027)]