68388620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2833}}^1$

素因数の和:2930

約数の個数: 48

約数和(自身を含む): 154260288

約数和(自身を除く): 85871668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1207, 1420, 2414, 2833, 4828, 5666, 6035, 11332, 12070, 14165, 24140, 28330, 48161, 56660, 96322, 192644, 201143, 240805, 402286, 481610, 804572, 963220, 1005715, 2011430, 3419431, 4022860, 6838862, 13677724, 17097155, 34194310, 68388620]

約数ペア:

[(1, 68388620), (2, 34194310), (4, 17097155), (5, 13677724), (10, 6838862), (17, 4022860), (20, 3419431), (34, 2011430), (68, 1005715), (71, 963220), (85, 804572), (142, 481610), (170, 402286), (284, 240805), (340, 201143), (355, 192644), (710, 96322), (1207, 56660), (1420, 48161), (2414, 28330), (2833, 24140), (4828, 14165), (5666, 12070), (6035, 11332)]