81707584

素因数分解:

$2^6\times 7^1\times {\mathrm{271}}^1\times {\mathrm{673}}^1$

素因数の和:963

約数の個数: 56

約数和(自身を含む): 186261248

約数和(自身を除く): 104553664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 271, 448, 542, 673, 1084, 1346, 1897, 2168, 2692, 3794, 4336, 4711, 5384, 7588, 8672, 9422, 10768, 15176, 17344, 18844, 21536, 30352, 37688, 43072, 60704, 75376, 121408, 150752, 182383, 301504, 364766, 729532, 1276681, 1459064, 2553362, 2918128, 5106724, 5836256, 10213448, 11672512, 20426896, 40853792, 81707584]

約数ペア:

[(1, 81707584), (2, 40853792), (4, 20426896), (7, 11672512), (8, 10213448), (14, 5836256), (16, 5106724), (28, 2918128), (32, 2553362), (56, 1459064), (64, 1276681), (112, 729532), (224, 364766), (271, 301504), (448, 182383), (542, 150752), (673, 121408), (1084, 75376), (1346, 60704), (1897, 43072), (2168, 37688), (2692, 30352), (3794, 21536), (4336, 18844), (4711, 17344), (5384, 15176), (7588, 10768), (8672, 9422)]