13780795

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 22394880

約数和(自身を除く): 8614085

約数列:

[1, 5, 7, 17, 19, 23, 35, 53, 85, 95, 115, 119, 133, 161, 265, 323, 371, 391, 437, 595, 665, 805, 901, 1007, 1219, 1615, 1855, 1955, 2185, 2261, 2737, 3059, 4505, 5035, 6095, 6307, 7049, 7429, 8533, 11305, 13685, 15295, 17119, 20723, 23161, 31535, 35245, 37145, 42665, 52003, 85595, 103615, 115805, 119833, 145061, 162127, 260015, 393737, 599165, 725305, 810635, 1968685, 2756159, 13780795]

約数ペア:

[(1, 13780795), (5, 2756159), (7, 1968685), (17, 810635), (19, 725305), (23, 599165), (35, 393737), (53, 260015), (85, 162127), (95, 145061), (115, 119833), (119, 115805), (133, 103615), (161, 85595), (265, 52003), (323, 42665), (371, 37145), (391, 35245), (437, 31535), (595, 23161), (665, 20723), (805, 17119), (901, 15295), (1007, 13685), (1219, 11305), (1615, 8533), (1855, 7429), (1955, 7049), (2185, 6307), (2261, 6095), (2737, 5035), (3059, 4505)]