81530176

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13999}}^1$

素因数の和:14031

約数の個数: 56

約数和(自身を含む): 199136000

約数和(自身を除く): 117605824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 13999, 27998, 55996, 97993, 111992, 181987, 195986, 223984, 363974, 391972, 447968, 727948, 783944, 895936, 1273909, 1455896, 1567888, 2547818, 2911792, 3135776, 5095636, 5823584, 6271552, 10191272, 11647168, 20382544, 40765088, 81530176]

約数ペア:

[(1, 81530176), (2, 40765088), (4, 20382544), (7, 11647168), (8, 10191272), (13, 6271552), (14, 5823584), (16, 5095636), (26, 3135776), (28, 2911792), (32, 2547818), (52, 1567888), (56, 1455896), (64, 1273909), (91, 895936), (104, 783944), (112, 727948), (182, 447968), (208, 391972), (224, 363974), (364, 223984), (416, 195986), (448, 181987), (728, 111992), (832, 97993), (1456, 55996), (2912, 27998), (5824, 13999)]