190420552

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 416845440

約数和(自身を除く): 226424888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 131, 202, 257, 262, 404, 514, 524, 707, 808, 917, 1028, 1048, 1414, 1799, 1834, 2056, 2828, 3598, 3668, 5656, 7196, 7336, 13231, 14392, 25957, 26462, 33667, 51914, 52924, 67334, 92617, 103828, 105848, 134668, 181699, 185234, 207656, 235669, 269336, 363398, 370468, 471338, 726796, 740936, 942676, 1453592, 1885352, 3400367, 6800734, 13601468, 23802569, 27202936, 47605138, 95210276, 190420552]

約数ペア:

[(1, 190420552), (2, 95210276), (4, 47605138), (7, 27202936), (8, 23802569), (14, 13601468), (28, 6800734), (56, 3400367), (101, 1885352), (131, 1453592), (202, 942676), (257, 740936), (262, 726796), (404, 471338), (514, 370468), (524, 363398), (707, 269336), (808, 235669), (917, 207656), (1028, 185234), (1048, 181699), (1414, 134668), (1799, 105848), (1834, 103828), (2056, 92617), (2828, 67334), (3598, 52924), (3668, 51914), (5656, 33667), (7196, 26462), (7336, 25957), (13231, 14392)]