1728958055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 2463436800

約数和(自身を除く): 734478745

約数列:

[1, 5, 11, 17, 55, 79, 85, 89, 187, 263, 395, 445, 869, 935, 979, 1315, 1343, 1513, 2893, 4345, 4471, 4895, 6715, 7031, 7565, 14465, 14773, 16643, 20777, 22355, 23407, 35155, 49181, 73865, 77341, 83215, 103885, 117035, 119527, 228547, 245905, 257477, 353209, 386705, 397919, 597635, 1142735, 1287385, 1314797, 1766045, 1849153, 1989595, 3885299, 4377109, 6573985, 9245765, 19426495, 20340683, 21885545, 31435601, 101703415, 157178005, 345791611, 1728958055]

約数ペア:

[(1, 1728958055), (5, 345791611), (11, 157178005), (17, 101703415), (55, 31435601), (79, 21885545), (85, 20340683), (89, 19426495), (187, 9245765), (263, 6573985), (395, 4377109), (445, 3885299), (869, 1989595), (935, 1849153), (979, 1766045), (1315, 1314797), (1343, 1287385), (1513, 1142735), (2893, 597635), (4345, 397919), (4471, 386705), (4895, 353209), (6715, 257477), (7031, 245905), (7565, 228547), (14465, 119527), (14773, 117035), (16643, 103885), (20777, 83215), (22355, 77341), (23407, 73865), (35155, 49181)]