161700940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{4903}}^1$

素因数の和:5026

約数の個数: 48

約数和(自身を含む): 363327552

約数和(自身を除く): 201626612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 485, 970, 1649, 1940, 3298, 4903, 6596, 8245, 9806, 16490, 19612, 24515, 32980, 49030, 83351, 98060, 166702, 333404, 416755, 475591, 833510, 951182, 1667020, 1902364, 2377955, 4755910, 8085047, 9511820, 16170094, 32340188, 40425235, 80850470, 161700940]

約数ペア:

[(1, 161700940), (2, 80850470), (4, 40425235), (5, 32340188), (10, 16170094), (17, 9511820), (20, 8085047), (34, 4755910), (68, 2377955), (85, 1902364), (97, 1667020), (170, 951182), (194, 833510), (340, 475591), (388, 416755), (485, 333404), (970, 166702), (1649, 98060), (1940, 83351), (3298, 49030), (4903, 32980), (6596, 24515), (8245, 19612), (9806, 16490)]