2017042775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 2963216592

約数和(自身を除く): 946173817

約数列:

[1, 5, 11, 17, 25, 55, 61, 85, 121, 187, 275, 305, 425, 605, 643, 671, 935, 1037, 1525, 2057, 3025, 3215, 3355, 4675, 5185, 7073, 7381, 10285, 10931, 11407, 16075, 16775, 25925, 35365, 36905, 39223, 51425, 54655, 57035, 77803, 120241, 125477, 176825, 184525, 196115, 273275, 285175, 389015, 431453, 601205, 627385, 666791, 980575, 1322651, 1945075, 2157265, 3006025, 3136925, 3333955, 4745983, 6613255, 7334701, 10786325, 16669775, 23729915, 33066275, 36673505, 80681711, 118649575, 183367525, 403408555, 2017042775]

約数ペア:

[(1, 2017042775), (5, 403408555), (11, 183367525), (17, 118649575), (25, 80681711), (55, 36673505), (61, 33066275), (85, 23729915), (121, 16669775), (187, 10786325), (275, 7334701), (305, 6613255), (425, 4745983), (605, 3333955), (643, 3136925), (671, 3006025), (935, 2157265), (1037, 1945075), (1525, 1322651), (2057, 980575), (3025, 666791), (3215, 627385), (3355, 601205), (4675, 431453), (5185, 389015), (7073, 285175), (7381, 273275), (10285, 196115), (10931, 184525), (11407, 176825), (16075, 125477), (16775, 120241), (25925, 77803), (35365, 57035), (36905, 54655), (39223, 51425)]