71631872

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{5381}}^1$

素因数の和:5414

約数の個数: 44

約数和(自身を含む): 154237356

約数和(自身を除く): 82605484

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 5381, 6656, 10762, 13312, 21524, 43048, 69953, 86096, 139906, 172192, 279812, 344384, 559624, 688768, 1119248, 1377536, 2238496, 2755072, 4476992, 5510144, 8953984, 17907968, 35815936, 71631872]

約数ペア:

[(1, 71631872), (2, 35815936), (4, 17907968), (8, 8953984), (13, 5510144), (16, 4476992), (26, 2755072), (32, 2238496), (52, 1377536), (64, 1119248), (104, 688768), (128, 559624), (208, 344384), (256, 279812), (416, 172192), (512, 139906), (832, 86096), (1024, 69953), (1664, 43048), (3328, 21524), (5381, 13312), (6656, 10762)]