990604576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{3923}}^1$

素因数の和:4553

約数の個数: 48

約数和(自身を含む): 2104268544

約数和(自身を除く): 1113663968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 607, 1214, 2428, 3923, 4856, 7846, 7891, 9712, 15692, 15782, 19424, 31384, 31564, 50999, 62768, 63128, 101998, 125536, 126256, 203996, 252512, 407992, 815984, 1631968, 2381261, 4762522, 9525044, 19050088, 30956393, 38100176, 61912786, 76200352, 123825572, 247651144, 495302288, 990604576]

約数ペア:

[(1, 990604576), (2, 495302288), (4, 247651144), (8, 123825572), (13, 76200352), (16, 61912786), (26, 38100176), (32, 30956393), (52, 19050088), (104, 9525044), (208, 4762522), (416, 2381261), (607, 1631968), (1214, 815984), (2428, 407992), (3923, 252512), (4856, 203996), (7846, 126256), (7891, 125536), (9712, 101998), (15692, 63128), (15782, 62768), (19424, 50999), (31384, 31564)]