71668135

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 114048000

約数和(自身を除く): 42379865

約数列:

[1, 5, 7, 11, 29, 35, 49, 55, 77, 131, 145, 203, 245, 319, 343, 385, 539, 655, 917, 1015, 1421, 1441, 1595, 1715, 2233, 2695, 3773, 3799, 4585, 6419, 7105, 7205, 9947, 10087, 11165, 15631, 18865, 18995, 26593, 32095, 41789, 44933, 49735, 50435, 70609, 78155, 109417, 132965, 186151, 208945, 224665, 292523, 353045, 494263, 547085, 930755, 1303057, 1462615, 2047661, 2471315, 6515285, 10238305, 14333627, 71668135]

約数ペア:

[(1, 71668135), (5, 14333627), (7, 10238305), (11, 6515285), (29, 2471315), (35, 2047661), (49, 1462615), (55, 1303057), (77, 930755), (131, 547085), (145, 494263), (203, 353045), (245, 292523), (319, 224665), (343, 208945), (385, 186151), (539, 132965), (655, 109417), (917, 78155), (1015, 70609), (1421, 50435), (1441, 49735), (1595, 44933), (1715, 41789), (2233, 32095), (2695, 26593), (3773, 18995), (3799, 18865), (4585, 15631), (6419, 11165), (7105, 10087), (7205, 9947)]