54127984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1889

約数の個数: 40

約数和(自身を含む): 110092160

約数和(自身を除く): 55964176

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1789, 1891, 3578, 3782, 7156, 7564, 14312, 15128, 28624, 30256, 55459, 109129, 110918, 218258, 221836, 436516, 443672, 873032, 887344, 1746064, 3382999, 6765998, 13531996, 27063992, 54127984]

約数ペア:

[(1, 54127984), (2, 27063992), (4, 13531996), (8, 6765998), (16, 3382999), (31, 1746064), (61, 887344), (62, 873032), (122, 443672), (124, 436516), (244, 221836), (248, 218258), (488, 110918), (496, 109129), (976, 55459), (1789, 30256), (1891, 28624), (3578, 15128), (3782, 14312), (7156, 7564)]