20153304855

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1667}}^1$

素因数の和:1905

約数の個数: 96

約数和(自身を含む): 36842330304

約数和(自身を除く): 16689025449

約数列:

[1, 3, 5, 9, 15, 37, 45, 53, 111, 137, 159, 185, 265, 333, 411, 477, 555, 685, 795, 1233, 1665, 1667, 1961, 2055, 2385, 5001, 5069, 5883, 6165, 7261, 8335, 9805, 15003, 15207, 17649, 21783, 25005, 25345, 29415, 36305, 45621, 61679, 65349, 75015, 76035, 88245, 88351, 108915, 185037, 228105, 228379, 265053, 268657, 308395, 326745, 441755, 555111, 685137, 795159, 805971, 925185, 1141895, 1325265, 1343285, 2055411, 2417913, 2775555, 3268987, 3425685, 3975795, 4029855, 8450023, 9806961, 10277055, 12089565, 12104087, 16344935, 25350069, 29420883, 36312261, 42250115, 49034805, 60520435, 76050207, 108936783, 126750345, 147104415, 181561305, 380251035, 447851219, 544683915, 1343553657, 2239256095, 4030660971, 6717768285, 20153304855]

約数ペア:

[(1, 20153304855), (3, 6717768285), (5, 4030660971), (9, 2239256095), (15, 1343553657), (37, 544683915), (45, 447851219), (53, 380251035), (111, 181561305), (137, 147104415), (159, 126750345), (185, 108936783), (265, 76050207), (333, 60520435), (411, 49034805), (477, 42250115), (555, 36312261), (685, 29420883), (795, 25350069), (1233, 16344935), (1665, 12104087), (1667, 12089565), (1961, 10277055), (2055, 9806961), (2385, 8450023), (5001, 4029855), (5069, 3975795), (5883, 3425685), (6165, 3268987), (7261, 2775555), (8335, 2417913), (9805, 2055411), (15003, 1343285), (15207, 1325265), (17649, 1141895), (21783, 925185), (25005, 805971), (25345, 795159), (29415, 685137), (36305, 555111), (45621, 441755), (61679, 326745), (65349, 308395), (75015, 268657), (76035, 265053), (88245, 228379), (88351, 228105), (108915, 185037)]