51284648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 108864000

約数和(自身を除く): 57579352

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 89, 136, 152, 178, 223, 323, 356, 446, 646, 712, 892, 1292, 1513, 1691, 1784, 2584, 3026, 3382, 3791, 4237, 6052, 6764, 7582, 8474, 12104, 13528, 15164, 16948, 19847, 28747, 30328, 33896, 39694, 57494, 72029, 79388, 114988, 144058, 158776, 229976, 288116, 337399, 377093, 576232, 674798, 754186, 1349596, 1508372, 2699192, 3016744, 6410581, 12821162, 25642324, 51284648]

約数ペア:

[(1, 51284648), (2, 25642324), (4, 12821162), (8, 6410581), (17, 3016744), (19, 2699192), (34, 1508372), (38, 1349596), (68, 754186), (76, 674798), (89, 576232), (136, 377093), (152, 337399), (178, 288116), (223, 229976), (323, 158776), (356, 144058), (446, 114988), (646, 79388), (712, 72029), (892, 57494), (1292, 39694), (1513, 33896), (1691, 30328), (1784, 28747), (2584, 19847), (3026, 16948), (3382, 15164), (3791, 13528), (4237, 12104), (6052, 8474), (6764, 7582)]