199273712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 439686144

約数和(自身を除く): 240412432

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 71, 74, 88, 142, 148, 176, 284, 296, 407, 431, 568, 592, 781, 814, 862, 1136, 1562, 1628, 1724, 2627, 3124, 3256, 3448, 4741, 5254, 6248, 6512, 6896, 9482, 10508, 12496, 15947, 18964, 21016, 28897, 30601, 31894, 37928, 42032, 57794, 61202, 63788, 75856, 115588, 122404, 127576, 175417, 231176, 244808, 255152, 336611, 350834, 462352, 489616, 673222, 701668, 1132237, 1346444, 1403336, 2264474, 2692888, 2806672, 4528948, 5385776, 9057896, 12454607, 18115792, 24909214, 49818428, 99636856, 199273712]

約数ペア:

[(1, 199273712), (2, 99636856), (4, 49818428), (8, 24909214), (11, 18115792), (16, 12454607), (22, 9057896), (37, 5385776), (44, 4528948), (71, 2806672), (74, 2692888), (88, 2264474), (142, 1403336), (148, 1346444), (176, 1132237), (284, 701668), (296, 673222), (407, 489616), (431, 462352), (568, 350834), (592, 336611), (781, 255152), (814, 244808), (862, 231176), (1136, 175417), (1562, 127576), (1628, 122404), (1724, 115588), (2627, 75856), (3124, 63788), (3256, 61202), (3448, 57794), (4741, 42032), (5254, 37928), (6248, 31894), (6512, 30601), (6896, 28897), (9482, 21016), (10508, 18964), (12496, 15947)]