64393504

素因数分解:

$2^5\times 7^1\times {\mathrm{389}}^1\times {\mathrm{739}}^1$

素因数の和:1145

約数の個数: 48

約数和(自身を含む): 145454400

約数和(自身を除く): 81060896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 389, 739, 778, 1478, 1556, 2723, 2956, 3112, 5173, 5446, 5912, 6224, 10346, 10892, 11824, 12448, 20692, 21784, 23648, 41384, 43568, 82768, 87136, 165536, 287471, 574942, 1149884, 2012297, 2299768, 4024594, 4599536, 8049188, 9199072, 16098376, 32196752, 64393504]

約数ペア:

[(1, 64393504), (2, 32196752), (4, 16098376), (7, 9199072), (8, 8049188), (14, 4599536), (16, 4024594), (28, 2299768), (32, 2012297), (56, 1149884), (112, 574942), (224, 287471), (389, 165536), (739, 87136), (778, 82768), (1478, 43568), (1556, 41384), (2723, 23648), (2956, 21784), (3112, 20692), (5173, 12448), (5446, 11824), (5912, 10892), (6224, 10346)]