51840252

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 138037536

約数和(自身を除く): 86197284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 137, 138, 207, 274, 276, 411, 414, 457, 548, 822, 828, 914, 1233, 1371, 1644, 1828, 2466, 2742, 3151, 4113, 4932, 5484, 6302, 8226, 9453, 10511, 12604, 16452, 18906, 21022, 28359, 31533, 37812, 42044, 56718, 62609, 63066, 94599, 113436, 125218, 126132, 187827, 189198, 250436, 375654, 378396, 563481, 751308, 1126962, 1440007, 2253924, 2880014, 4320021, 5760028, 8640042, 12960063, 17280084, 25920126, 51840252]

約数ペア:

[(1, 51840252), (2, 25920126), (3, 17280084), (4, 12960063), (6, 8640042), (9, 5760028), (12, 4320021), (18, 2880014), (23, 2253924), (36, 1440007), (46, 1126962), (69, 751308), (92, 563481), (137, 378396), (138, 375654), (207, 250436), (274, 189198), (276, 187827), (411, 126132), (414, 125218), (457, 113436), (548, 94599), (822, 63066), (828, 62609), (914, 56718), (1233, 42044), (1371, 37812), (1644, 31533), (1828, 28359), (2466, 21022), (2742, 18906), (3151, 16452), (4113, 12604), (4932, 10511), (5484, 9453), (6302, 8226)]