157317824

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:561

約数の個数: 56

約数和(自身を含む): 320954400

約数和(自身を除く): 163636576

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 89, 142, 178, 284, 356, 389, 568, 712, 778, 1136, 1424, 1556, 2272, 2848, 3112, 4544, 5696, 6224, 6319, 12448, 12638, 24896, 25276, 27619, 34621, 50552, 55238, 69242, 101104, 110476, 138484, 202208, 220952, 276968, 404416, 441904, 553936, 883808, 1107872, 1767616, 2215744, 2458091, 4916182, 9832364, 19664728, 39329456, 78658912, 157317824]

約数ペア:

[(1, 157317824), (2, 78658912), (4, 39329456), (8, 19664728), (16, 9832364), (32, 4916182), (64, 2458091), (71, 2215744), (89, 1767616), (142, 1107872), (178, 883808), (284, 553936), (356, 441904), (389, 404416), (568, 276968), (712, 220952), (778, 202208), (1136, 138484), (1424, 110476), (1556, 101104), (2272, 69242), (2848, 55238), (3112, 50552), (4544, 34621), (5696, 27619), (6224, 25276), (6319, 24896), (12448, 12638)]