85526840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 230307840

約数和(自身を除く): 144781000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 67, 70, 94, 97, 134, 140, 188, 194, 235, 268, 280, 329, 335, 376, 388, 469, 470, 485, 536, 658, 670, 679, 776, 938, 940, 970, 1316, 1340, 1358, 1645, 1876, 1880, 1940, 2345, 2632, 2680, 2716, 3149, 3290, 3395, 3752, 3880, 4559, 4690, 5432, 6298, 6499, 6580, 6790, 9118, 9380, 12596, 12998, 13160, 13580, 15745, 18236, 18760, 22043, 22795, 25192, 25996, 27160, 31490, 31913, 32495, 36472, 44086, 45493, 45590, 51992, 62980, 63826, 64990, 88172, 90986, 91180, 110215, 125960, 127652, 129980, 159565, 176344, 181972, 182360, 220430, 227465, 255304, 259960, 305453, 319130, 363944, 440860, 454930, 610906, 638260, 881720, 909860, 1221812, 1276520, 1527265, 1819720, 2138171, 2443624, 3054530, 4276342, 6109060, 8552684, 10690855, 12218120, 17105368, 21381710, 42763420, 85526840]

約数ペア:

[(1, 85526840), (2, 42763420), (4, 21381710), (5, 17105368), (7, 12218120), (8, 10690855), (10, 8552684), (14, 6109060), (20, 4276342), (28, 3054530), (35, 2443624), (40, 2138171), (47, 1819720), (56, 1527265), (67, 1276520), (70, 1221812), (94, 909860), (97, 881720), (134, 638260), (140, 610906), (188, 454930), (194, 440860), (235, 363944), (268, 319130), (280, 305453), (329, 259960), (335, 255304), (376, 227465), (388, 220430), (469, 182360), (470, 181972), (485, 176344), (536, 159565), (658, 129980), (670, 127652), (679, 125960), (776, 110215), (938, 91180), (940, 90986), (970, 88172), (1316, 64990), (1340, 63826), (1358, 62980), (1645, 51992), (1876, 45590), (1880, 45493), (1940, 44086), (2345, 36472), (2632, 32495), (2680, 31913), (2716, 31490), (3149, 27160), (3290, 25996), (3395, 25192), (3752, 22795), (3880, 22043), (4559, 18760), (4690, 18236), (5432, 15745), (6298, 13580), (6499, 13160), (6580, 12998), (6790, 12596), (9118, 9380)]