839236475

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1117

約数の個数: 72

約数和(自身を含む): 1343570256

約数和(自身を除く): 504333781

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 61, 77, 175, 245, 275, 305, 385, 427, 539, 671, 1021, 1225, 1525, 1925, 2135, 2695, 2989, 3355, 4697, 5105, 7147, 10675, 11231, 13475, 14945, 16775, 23485, 25525, 32879, 35735, 50029, 56155, 62281, 74725, 78617, 117425, 164395, 178675, 250145, 280775, 311405, 393085, 435967, 550319, 685091, 821975, 1250725, 1557025, 1965425, 2179835, 2751595, 3051769, 3425455, 4795637, 10899175, 13757975, 15258845, 17127275, 23978185, 33569459, 76294225, 119890925, 167847295, 839236475]

約数ペア:

[(1, 839236475), (5, 167847295), (7, 119890925), (11, 76294225), (25, 33569459), (35, 23978185), (49, 17127275), (55, 15258845), (61, 13757975), (77, 10899175), (175, 4795637), (245, 3425455), (275, 3051769), (305, 2751595), (385, 2179835), (427, 1965425), (539, 1557025), (671, 1250725), (1021, 821975), (1225, 685091), (1525, 550319), (1925, 435967), (2135, 393085), (2695, 311405), (2989, 280775), (3355, 250145), (4697, 178675), (5105, 164395), (7147, 117425), (10675, 78617), (11231, 74725), (13475, 62281), (14945, 56155), (16775, 50029), (23485, 35735), (25525, 32879)]